François E. Matthes
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François Émile Matthes ( – ) was a geologist and an expert in topographic mapping, glaciers, and climate change. He mapped remote areas of the
American West The Western United States (also called the American West, the Western States, the Far West, the Western territories, and the West) is census regions United States Census Bureau As American settlement in the U.S. expanded westward, the mea ...
for the
United States Geological Survey The United States Geological Survey (USGS), founded as the Geological Survey, is an agency of the U.S. Department of the Interior whose work spans the disciplines of biology, geography, geology, and hydrology. The agency was founded on Mar ...
(USGS). His maps coincided with the development of those areas into
national parks A national park is a nature park designated for conservation (ethic), conservation purposes because of unparalleled national natural, historic, or cultural significance. It is an area of natural, semi-natural, or developed land that is protecte ...
. He is one of the founders of the
Association of American Geographers The American Association of Geographers (AAG) is a non-profit scientific and educational society aimed at advancing the understanding, study, and importance of geography and related fields. Its headquarters is located in Washington, D.C. The ...
and served as its president. Matthes resolved a dispute about formation of the
Yosemite Valley Yosemite Valley ( ; ''Yosemite'', Miwok for "killer") is a U-shaped valley, glacial valley in Yosemite National Park in the western Sierra Nevada (U.S.), Sierra Nevada mountains of Central California, United States. The valley is about long a ...
and his findings on glaciers introduced the terms
nivation Nivation is the set of geomorphic processes associated with snow patches. The primary processes are mass wasting and the freeze-and-thaw cycle, in which fallen snow gets compacted into firn or névé. The importance of the processes covered by the ...
and
Little Ice Age The Little Ice Age (LIA) was a period of regional cooling, particularly pronounced in the North Atlantic region. It was not a true ice age of global extent. The term was introduced into scientific literature by François E. Matthes in 1939. Mat ...
.


Childhood

Fraternal twins Twins are two offspring produced by the same pregnancy.MedicineNet > Definition of Twin Last Editorial Review: 19 June 2000 Twins can be either ''monozygotic'' ('identical'), meaning that they develop from one zygote, which splits and forms two e ...
François and Gerard were born March 16, 1874, in
Amsterdam Amsterdam ( , ; ; ) is the capital of the Netherlands, capital and Municipalities of the Netherlands, largest city of the Kingdom of the Netherlands. It has a population of 933,680 in June 2024 within the city proper, 1,457,018 in the City Re ...
, the
Netherlands , Terminology of the Low Countries, informally Holland, is a country in Northwestern Europe, with Caribbean Netherlands, overseas territories in the Caribbean. It is the largest of the four constituent countries of the Kingdom of the Nether ...
, to distinguished parents. Their father, Willem Ernst Matthes 842 - 1906 was a partner in the successful firm of Matthes and Bormeester, importers of colonial
rubber Rubber, also called India rubber, latex, Amazonian rubber, ''caucho'', or ''caoutchouc'', as initially produced, consists of polymers of the organic compound isoprene, with minor impurities of other organic compounds. Types of polyisoprene ...
,
indigo InterGlobe Aviation Limited (d/b/a IndiGo), is an India, Indian airline headquartered in Gurgaon, Haryana, India. It is the largest List of airlines of India, airline in India by passengers carried and fleet size, with a 64.1% domestic market ...
and
hemp Hemp, or industrial hemp, is a plant in the botanical class of ''Cannabis sativa'' cultivars grown specifically for industrial and consumable use. It can be used to make a wide range of products. Along with bamboo, hemp is among the fastest ...
from the
Dutch East Indies The Dutch East Indies, also known as the Netherlands East Indies (; ), was a Dutch Empire, Dutch colony with territory mostly comprising the modern state of Indonesia, which Proclamation of Indonesian Independence, declared independence on 17 Au ...
. He was also a director of
Natura Artis Magistra Natura Artis Magistra (Latin for "Nature is the teacher of art"), commonly known just as Artis (), is a zoo and botanical garden in the centre of Amsterdam. It is the oldest zoo in the Netherlands and fifth oldest zoo in the world. In addition ...
, president of Felix Meritis, founder of a
riding academy An equestrian facility is created and maintained for the purpose of accommodating, training or competing equids, especially horses. Based on their use, they may be known as a barn, stables, or riding hall and may include commercial operations de ...
and Lieutenant Colonel for the
National Guard National guard is the name used by a wide variety of current and historical uniformed organizations in different countries. The original National Guard was formed during the French Revolution around a cadre of defectors from the French Guards. ...
artillery Artillery consists of ranged weapons that launch Ammunition, munitions far beyond the range and power of infantry firearms. Early artillery development focused on the ability to breach defensive walls and fortifications during sieges, and l ...
unit in Amsterdam. François's mother, Jonkvrouw Johanna Susanna (van der Does de Bije) Matthes 851 - 1934 was a descendant of Jan van der Does, who had led the resistance against the Spanish during the
Siege of Leiden The siege of Leiden occurred during the Eighty Years' War in 1573 and 1574, when the Spanish under Francisco de Valdez attempted to capture the rebellious city of Leiden, South Holland, the Netherlands. The siege failed when the city was succes ...
. The couple had married in
Amsterdam Amsterdam ( , ; ; ) is the capital of the Netherlands, capital and Municipalities of the Netherlands, largest city of the Kingdom of the Netherlands. It has a population of 933,680 in June 2024 within the city proper, 1,457,018 in the City Re ...
December 29, 1871. Their home was a mansion on the Heeren
Gracht ''Gracht'' (; plural: ''grachten'') is a Dutch word for a canal within a city. ''Grachten'' often have a round shape, and form a circle around the city cores in the Netherlands, Belgium, and northern Germany. Outside the Netherlands, the word '' ...
near Vijzelstraat. The twins were their only children. During a vacation at
Biarritz Biarritz ( , , , ; also spelled ; ) is a city on the Bay of Biscay, on the Atlantic coast in the Pyrénées-Atlantiques department in the French Basque Country in southwestern France. It is located from the border with Spain. It is a luxu ...
in
France France, officially the French Republic, is a country located primarily in Western Europe. Overseas France, Its overseas regions and territories include French Guiana in South America, Saint Pierre and Miquelon in the Atlantic Ocean#North Atlan ...
, the boys discovered that boulders strewn along the shore contained fossils. They broke open rocks with small hammers and carried their favorite fossils back to their room. When it came time to depart for home, their collection had grown so heavy that their mother insisted it all be left. At a young age, both boys were instructed in
technical drawing Technical drawing, drafting or drawing, is the act and discipline of composing drawings that visually communicate how something functions or is constructed. Technical drawing is essential for communicating ideas in industry and engineering. ...
with
pencil A pencil () is a writing or drawing implement with a solid pigment core in a protective casing that reduces the risk of core breakage and keeps it from marking the user's hand. Pencils create marks by physical abrasion, leaving a trail of ...
,
charcoal Charcoal is a lightweight black carbon residue produced by strongly heating wood (or other animal and plant materials) in minimal oxygen to remove all water and volatile constituents. In the traditional version of this pyrolysis process, ca ...
and
ink Ink is a gel, sol, or solution that contains at least one colorant, such as a dye or pigment, and is used to color a surface to produce an image, text, or design. Ink is used for drawing or writing with a pen, brush, reed pen, or quill. ...
on tracing
linen Linen () is a textile made from the fibers of the flax plant. Linen is very strong and absorbent, and it dries faster than cotton. Because of these properties, linen is comfortable to wear in hot weather and is valued for use in garments. Lin ...
with
T-square A T-square is a technical drawing instrument used by draftsmen primarily as a guide for drawing horizontal lines on a drafting table. The instrument is named after its resemblance to the letter T, with a long shaft called the "blade" and a s ...
and triangle. The art of
Frederic Remington Frederic Sackrider Remington (October 4, 1861 – December 26, 1909) was an American painter, illustrator, sculptor, and writer who specialized in the genre of Western American Art. His works are known for depicting the Western United Sta ...
was a drawing inspiration to François, as his surviving sketch books attest with pages of animals, in particular horses. Around age eight, the boys exhibited symptoms of
malaria Malaria is a Mosquito-borne disease, mosquito-borne infectious disease that affects vertebrates and ''Anopheles'' mosquitoes. Human malaria causes Signs and symptoms, symptoms that typically include fever, Fatigue (medical), fatigue, vomitin ...
. The
disease A disease is a particular abnormal condition that adversely affects the structure or function (biology), function of all or part of an organism and is not immediately due to any external injury. Diseases are often known to be medical condi ...
was common in Amsterdam from
mosquito Mosquitoes, the Culicidae, are a Family (biology), family of small Diptera, flies consisting of 3,600 species. The word ''mosquito'' (formed by ''Musca (fly), mosca'' and diminutive ''-ito'') is Spanish and Portuguese for ''little fly''. Mos ...
es freely breeding in the
canal Canals or artificial waterways are waterways or engineered channels built for drainage management (e.g. flood control and irrigation) or for conveyancing water transport vehicles (e.g. water taxi). They carry free, calm surface ...
s but the
vector Vector most often refers to: * Euclidean vector, a quantity with a magnitude and a direction * Disease vector, an agent that carries and transmits an infectious pathogen into another living organism Vector may also refer to: Mathematics a ...
relationship was not yet understood. The family doctor recommended that the boys be removed for a few years to recover up into the
Alps The Alps () are some of the highest and most extensive mountain ranges in Europe, stretching approximately across eight Alpine countries (from west to east): Monaco, France, Switzerland, Italy, Liechtenstein, Germany, Austria and Slovenia. ...
. The decision to go turned into their permanent departure from their Amsterdam home. During breaks from school over the next years, the family would vacation at various alpine resorts. One momentous destination for François was Bossons Glacier at
Mont Blanc Mont Blanc (, ) is a mountain in the Alps, rising above sea level, located right at the Franco-Italian border. It is the highest mountain in Europe outside the Caucasus Mountains, the second-most prominent mountain in Europe (after Mount E ...
. Willem, during short visits, also taught the boys
mountaineering Mountaineering, mountain climbing, or alpinism is a set of outdoor activities that involves ascending mountains. Mountaineering-related activities include traditional outdoor climbing, skiing, and traversing via ferratas that have become mounta ...
and their favorite climb was
Dent de Jaman The Dent de Jaman is a mountain (1875 m) above Montreux Montreux (, ; ; ) is a Municipalities of Switzerland, Swiss municipality and List of towns in Switzerland, town on the shoreline of Lake Geneva at the foot of the Swiss Alps, Alps. It b ...
. A gift of
General Dufour Guillaume Henri Dufour (; 15 September 178714 July 1875) was a Swiss military officer, structural engineer and topographer. He served under Napoleon I and held the Swiss office of General four times in his career, firstly in 1847 when he led th ...
series cloth-mounted
military A military, also known collectively as armed forces, is a heavily armed, highly organized force primarily intended for warfare. Militaries are typically authorized and maintained by a sovereign state, with their members identifiable by a d ...
maps came with their father's personal training. They would orient with the maps during excursions into the mountains to collect insects.


Education

In 1884, the twins left for
Switzerland Switzerland, officially the Swiss Confederation, is a landlocked country located in west-central Europe. It is bordered by Italy to the south, France to the west, Germany to the north, and Austria and Liechtenstein to the east. Switzerland ...
with their mother to attend a school for foreign students at Courgevaux. They took residence for a year in a wing of a nearby castle and learned the
French language French ( or ) is a Romance languages, Romance language of the Indo-European languages, Indo-European family. Like all other Romance languages, it descended from the Vulgar Latin of the Roman Empire. French evolved from Northern Old Gallo-R ...
. During the next two years (1885–87) they relocated to
Montreux Montreux (, ; ; ) is a Municipalities of Switzerland, Swiss municipality and List of towns in Switzerland, town on the shoreline of Lake Geneva at the foot of the Swiss Alps, Alps. It belongs to the Riviera-Pays-d'Enhaut (district), Riviera-Pays ...
where they included
German language German (, ) is a West Germanic language in the Indo-European language family, mainly spoken in Western Europe, Western and Central Europe. It is the majority and Official language, official (or co-official) language in Germany, Austria, Switze ...
among their classes to prepare for studies in
Frankfurt Frankfurt am Main () is the most populous city in the States of Germany, German state of Hesse. Its 773,068 inhabitants as of 2022 make it the List of cities in Germany by population, fifth-most populous city in Germany. Located in the forela ...
,
Germany Germany, officially the Federal Republic of Germany, is a country in Central Europe. It lies between the Baltic Sea and the North Sea to the north and the Alps to the south. Its sixteen States of Germany, constituent states have a total popu ...
. At Frankfurt, the boys acquired their fourth language, English. Willem had directed his sons to learn "live" languages and avoid both
Latin Latin ( or ) is a classical language belonging to the Italic languages, Italic branch of the Indo-European languages. Latin was originally spoken by the Latins (Italic tribe), Latins in Latium (now known as Lazio), the lower Tiber area aroun ...
and
Ancient Greek Ancient Greek (, ; ) includes the forms of the Greek language used in ancient Greece and the classical antiquity, ancient world from around 1500 BC to 300 BC. It is often roughly divided into the following periods: Mycenaean Greek (), Greek ...
. The boys attended the technical high school Klingerschule and were lodged at the residence of one their instructors with four other classmates. They took courses fundamental to their anticipated
engineering Engineering is the practice of using natural science, mathematics, and the engineering design process to Problem solving#Engineering, solve problems within technology, increase efficiency and productivity, and improve Systems engineering, s ...
degrees from a
German German(s) may refer to: * Germany, the country of the Germans and German things **Germania (Roman era) * Germans, citizens of Germany, people of German ancestry, or native speakers of the German language ** For citizenship in Germany, see also Ge ...
university A university () is an educational institution, institution of tertiary education and research which awards academic degrees in several Discipline (academia), academic disciplines. ''University'' is derived from the Latin phrase , which roughly ...
. A visiting
Harvard Harvard University is a private Ivy League research university in Cambridge, Massachusetts, United States. Founded in 1636 and named for its first benefactor, the Puritan clergyman John Harvard, it is the oldest institution of higher lear ...
professor Professor (commonly abbreviated as Prof.) is an Academy, academic rank at university, universities and other tertiary education, post-secondary education and research institutions in most countries. Literally, ''professor'' derives from Latin ...
persuaded both boys to go instead to the
United States The United States of America (USA), also known as the United States (U.S.) or America, is a country primarily located in North America. It is a federal republic of 50 U.S. state, states and a federal capital district, Washington, D.C. The 48 ...
. In September, 1891 the brothers embarked to the
United States The United States of America (USA), also known as the United States (U.S.) or America, is a country primarily located in North America. It is a federal republic of 50 U.S. state, states and a federal capital district, Washington, D.C. The 48 ...
but a violent storm disabled their ship. They arrived in
New York New York most commonly refers to: * New York (state), a state in the northeastern United States * New York City, the most populous city in the United States, located in the state of New York New York may also refer to: Places United Kingdom * ...
days behind schedule. The semester was in progress when they sought admission to
Massachusetts Institute of Technology The Massachusetts Institute of Technology (MIT) is a Private university, private research university in Cambridge, Massachusetts, United States. Established in 1861, MIT has played a significant role in the development of many areas of moder ...
. When their entrance exam scores indicated the brothers were only deficient in
American history The history of the present-day United States began in roughly 15,000 BC with the arrival of Peopling of the Americas, the first people in the Americas. In the late 15th century, European colonization of the Americas, European colonization beg ...
, President Francis Walker intervened on their behalf and entered them into a
civil engineering Civil engineering is a regulation and licensure in engineering, professional engineering discipline that deals with the design, construction, and maintenance of the physical and naturally built environment, including public works such as roads ...
curriculum In education, a curriculum (; : curriculums or curricula ) is the totality of student experiences that occur in an educational process. The term often refers specifically to a planned sequence of instruction, or to a view of the student's experi ...
. François reciprocated Walker's aid by writing a tribute, ''The Military Career of General Walker'', for the college
yearbook A yearbook, also known as an annual, is a type of Annual publication, a book published annually. One use is to record, highlight, and commemorate the past year of a school. The term also refers to a book of statistics or facts published annually ...
. A professor, who had been affiliated with the
United States Coast and Geodetic Survey The United States Coast and Geodetic Survey ( USC&GS; known as the Survey of the Coast from 1807 to 1836, and as the United States Coast Survey from 1836 until 1878) was the first scientific agency of the Federal government of the United State ...
, steered the brothers into taking
geodetic Geodesy or geodetics is the science of measuring and representing the geometry, gravity, and spatial orientation of the Earth in temporally varying 3D. It is called planetary geodesy when studying other astronomical bodies, such as planets ...
courses. Their newest language English presented no obstacle. They delivered oral presentations to the school's Civil Engineering Society. François spoke on topics such as ''Draining of the
Zuiderzee The Zuiderzee or Zuider Zee (; old spelling ''Zuyderzee'' or ''Zuyder Zee''), historically called Lake Almere and Lake Flevo, was a shallow bay of the North Sea in the northwest of the Netherlands. It extended about 100 km (60 miles) inla ...
'' and ''Use of Mattresses in Dike Construction''. Both boys were also active members of the
Agassiz Jean Louis Rodolphe Agassiz ( ; ) FRS (For) FRSE (May 28, 1807 – December 14, 1873) was a Swiss-born American biologist and geologist who is recognized as a scholar of Earth's natural history. Spending his early life in Switzerland, he recei ...
Association of Boston due to their interests in entomology. They donated their collection of insects from
Switzerland Switzerland, officially the Swiss Confederation, is a landlocked country located in west-central Europe. It is bordered by Italy to the south, France to the west, Germany to the north, and Austria and Liechtenstein to the east. Switzerland ...
to the
Boston Society of Natural History The Boston Society of Natural History (1830–1948) in Boston, Massachusetts, was an organization dedicated to the study and promotion of natural history. It published a scholarly journal and established a museum. In its first few decades, the s ...
. Among talks François delivered to the group were ''
Coleoptera Beetles are insects that form the Taxonomic rank, order Coleoptera (), in the superorder Holometabola. Their front pair of wings are hardened into wing-cases, elytra, distinguishing them from most other insects. The Coleoptera, with about 40 ...
'', ''Parasitic Insects'' and ''Insect Life in Water''. During the 1892 summer break, both brothers vacationed in the White Mountains resuming their alpine pastimes - camping,
mountaineering Mountaineering, mountain climbing, or alpinism is a set of outdoor activities that involves ascending mountains. Mountaineering-related activities include traditional outdoor climbing, skiing, and traversing via ferratas that have become mounta ...
,
orienteering Orienteering is a group of sports that involve using a map and compass to navigation, navigate from point to point in diverse and usually unfamiliar terrain whilst moving at speed. Participants are given a topographical map, usually a specia ...
, collecting insects. Through the summer of 1893, they were employed by an insurance company to make drawings of various industrial fire-protection equipment. They also travelled to
Chicago Chicago is the List of municipalities in Illinois, most populous city in the U.S. state of Illinois and in the Midwestern United States. With a population of 2,746,388, as of the 2020 United States census, 2020 census, it is the List of Unite ...
to visit the
World's Columbian Exposition The World's Columbian Exposition, also known as the Chicago World's Fair, was a world's fair held in Chicago from May 5 to October 31, 1893, to celebrate the 400th anniversary of Christopher Columbus's arrival in the New World in 1492. The ...
. For the summer of 1894 they attended a M.I.T. field school in the
Adirondack Mountains The Adirondack Mountains ( ) are a massif of mountains in Northeastern New York which form a circular dome approximately wide and covering about . The region contains more than 100 peaks, including Mount Marcy, which is the highest point in Ne ...
learning to map with an
alidade An alidade () (archaic forms include alhidade, alhidad, alidad) or a turning board is a device that allows one to sight a distant object and use the line of sight to perform a task. This task can be, for example, to Triangulation (surveying), tr ...
and
plane table A plane table (plain table prior to 1830) is a device used in surveying, site mapping, exploration mapping, coastal navigation mapping, and related disciplines to provide a solid and level surface on which to make field drawings, charts and maps. ...
and to measure stream flow of the
Ausable River Au Sable, Ausable or Aux Sable may refer to a documentary film or various places: * Au Sable (documentary), a film about the Michigan river, canoe race and people Illinois * Aux Sable Township, Grundy County, Illinois Michigan *Au Sable Town ...
with various
current meter A current meter is an oceanographic device for flow measurement by mechanical, tilt, acoustical or electrical means. Different reference frames In physics, one distinguishes different reference frames depending on where the observer is locat ...
s. Graduation for the brothers on May 28, 1895, came with honors and a
Bachelor of Science A Bachelor of Science (BS, BSc, B.S., B.Sc., SB, or ScB; from the Latin ') is a bachelor's degree that is awarded for programs that generally last three to five years. The first university to admit a student to the degree of Bachelor of Scienc ...
degree. In 1896, both became citizens of the United States.


Topographic Years

On June 1, 1895, Matthes started his first job as an instrument man and
draftsman A drafter (also draughtsman / draughtswoman in British and Commonwealth English, draftsman / draftswoman, drafting technician, or CAD technician in American and Canadian English) is an engineering technician who makes detailed technical drawi ...
for the city engineer's office of
Rutland, Vermont Rutland, Vermont may refer to: *Rutland (city), Vermont *Rutland (town), Vermont *Rutland County, Vermont *West Rutland, Vermont West Rutland is a town in Rutland County, Vermont, United States. The population was 2,214 at the 2020 census. The ...
. He helped create detailed topographic surveys within the city. One year later, he joined the
United States Geological Survey The United States Geological Survey (USGS), founded as the Geological Survey, is an agency of the U.S. Department of the Interior whose work spans the disciplines of biology, geography, geology, and hydrology. The agency was founded on Mar ...
and remained for the next fifty-one years until his retirement. From June 1, 1896, through November 1, 1896, he remained in
New England New England is a region consisting of six states in the Northeastern United States: Connecticut, Maine, Massachusetts, New Hampshire, Rhode Island, and Vermont. It is bordered by the state of New York (state), New York to the west and by the ...
as a
traverse Traverse may refer to: Places * Traverse, Michigan, an unincorporated community * Traverse City, Michigan * Traverse County, Minnesota, a county in Minnesota Other * Traverse (climbing), moving horizontally on a climbing or mountaineering route ...
man. He then was promoted to field assistant and worked in the
Indian Territory Indian Territory and the Indian Territories are terms that generally described an evolving land area set aside by the Federal government of the United States, United States government for the relocation of Native Americans in the United States, ...
(now
Oklahoma Oklahoma ( ; Choctaw language, Choctaw: , ) is a landlocked U.S. state, state in the South Central United States, South Central region of the United States. It borders Texas to the south and west, Kansas to the north, Missouri to the northea ...
). For a time, he performed as the acting head draftsman, in charge of revision work in the field. On April 1, 1898, after passing the federal
Civil Service The civil service is a collective term for a sector of government composed mainly of career civil service personnel hired rather than elected, whose institutional tenure typically survives transitions of political leadership. A civil service offic ...
examination, he advanced in grade to assistant topographer. The Geological Survey had determined to map little known remote areas of the
western United States The Western United States (also called the American West, the Western States, the Far West, the Western territories, and the West) is List of regions of the United States, census regions United States Census Bureau. As American settlement i ...
and Matthes' assignments over the next years were: * 1898: during summer, resumed the survey, started by H.S. Wallace, of the
Cloud Peak Cloud Peak is the highest peak within the Bighorn Mountains in the U.S. state of Wyoming. Location It rises to an elevation of and provides onlookers with dramatic views and vistas. The mountain can be climbed most easily from the western ...
quadrangle in
Wyoming Wyoming ( ) is a landlocked U.S. state, state in the Mountain states, Mountain West subregion of the Western United States, Western United States. It borders Montana to the north and northwest, South Dakota and Nebraska to the east, Idaho t ...
. * 1899: during summer, finished the Cloud Peak quadrangle in Wyoming. * 1900: during spring, a hydrographic reconnaissance of the Blackfoot Indian Reservation in
Montana Montana ( ) is a landlocked U.S. state, state in the Mountain states, Mountain West subregion of the Western United States. It is bordered by Idaho to the west, North Dakota to the east, South Dakota to the southeast, Wyoming to the south, an ...
. * 1900: during summer, the
Chief Mountain Chief Mountain ('' Blackfoot: Ninaistako'') () is located in the U.S. state of Montana on the eastern border of Glacier National Park and the Blackfeet Indian Reservation. The mountain is one of the most prominent peaks and rock formations alo ...
quadrangle in Montana. * 1900-01: during winter, the
Bradshaw Mountains The Bradshaw Mountains are a mountain range in central Arizona, United States, named for brothers Isaac and William D. Bradshaw after their deaths, having been formerly known in English as the Silver Mountain Range. History The first known set ...
quadrangle in
Arizona Arizona is a U.S. state, state in the Southwestern United States, Southwestern region of the United States, sharing the Four Corners region of the western United States with Colorado, New Mexico, and Utah. It also borders Nevada to the nort ...
. * 1901: during summer, the Browning quadrangle in Montana. * 1902: during summer, started the
Grand Canyon The Grand Canyon is a steep-sided canyon carved by the Colorado River in Arizona, United States. The Grand Canyon is long, up to wide and attains a depth of over a mile (). The canyon and adjacent rim are contained within Grand Canyon Nati ...
quadrangle in Arizona. * 1902-03: during winter, the
Jerome Jerome (; ; ; – 30 September 420), also known as Jerome of Stridon, was an early Christian presbyter, priest, Confessor of the Faith, confessor, theologian, translator, and historian; he is commonly known as Saint Jerome. He is best known ...
quadrangle in
Arizona Arizona is a U.S. state, state in the Southwestern United States, Southwestern region of the United States, sharing the Four Corners region of the western United States with Colorado, New Mexico, and Utah. It also borders Nevada to the nort ...
. * 1903: during summer, completed the
Grand Canyon The Grand Canyon is a steep-sided canyon carved by the Colorado River in Arizona, United States. The Grand Canyon is long, up to wide and attains a depth of over a mile (). The canyon and adjacent rim are contained within Grand Canyon Nati ...
quadrangle in
Arizona Arizona is a U.S. state, state in the Southwestern United States, Southwestern region of the United States, sharing the Four Corners region of the western United States with Colorado, New Mexico, and Utah. It also borders Nevada to the nort ...
. * 1904: Matthes began a postgraduate degree in geology at
Harvard University Harvard University is a Private university, private Ivy League research university in Cambridge, Massachusetts, United States. Founded in 1636 and named for its first benefactor, the History of the Puritans in North America, Puritan clergyma ...
, majoring in
geomorphology Geomorphology () is the scientific study of the origin and evolution of topographic and bathymetric features generated by physical, chemical or biological processes operating at or near Earth's surface. Geomorphologists seek to understand wh ...
under Professor
William Morris Davis William Morris Davis (February 12, 1850 – February 5, 1934) was an American geographer, geologist, geomorphologist, and meteorologist, often called the "father of American geography". He was born into a prominent Quaker family in Philadelphi ...
. He also lectured under an Austin Teaching Fellowship about topographic methods to advanced geology students. * 1905: during spring, with only a few weeks left to complete his degree, Matthes was offered the opportunity to map the
Yosemite Valley Yosemite Valley ( ; ''Yosemite'', Miwok for "killer") is a U-shaped valley, glacial valley in Yosemite National Park in the western Sierra Nevada (U.S.), Sierra Nevada mountains of Central California, United States. The valley is about long a ...
in
California California () is a U.S. state, state in the Western United States that lies on the West Coast of the United States, Pacific Coast. It borders Oregon to the north, Nevada and Arizona to the east, and shares Mexico–United States border, an ...
. Due to the short season for field work in the
Sierra Nevada The Sierra Nevada ( ) is a mountain range in the Western United States, between the Central Valley of California and the Great Basin. The vast majority of the range lies in the state of California, although the Carson Range spur lies primari ...
mountain range, Matthes immediately accepted the assignment and abandoned his degree. * 1905: during summer, started the Yosemite quadrangle, which presented him with more difficulties than had the Grand Canyon. * 1906: during spring, Matthes was assigned to
Berkeley, California Berkeley ( ) is a city on the eastern shore of San Francisco Bay in northern Alameda County, California, United States. It is named after the 18th-century Anglo-Irish bishop and philosopher George Berkeley. It borders the cities of Oakland, Cali ...
, to assist
Grove Karl Gilbert Grove Karl Gilbert (May 6, 1843 – May 1, 1918), known by the abbreviated name G. K. Gilbert in academic literature, was an American geologist. Biography Gilbert was born in Rochester, New York, and graduated from the University of Rochester. ...
study transportation of sediment in rivers. On April 18, both men witnessed the devastation across the bay caused by the
San Francisco earthquake At 05:12 AM Pacific Standard Time on Wednesday, April 18, 1906, the coast of Northern California was struck by a major earthquake with an estimated moment magnitude of 7.9 and a maximum Mercalli intensity of XI (''Extreme''). High-intensit ...
. Their study postponed, Gilbert was appointed to the California State Earthquake Investigating Commission and directed Matthes to map the
San Andreas Fault The San Andreas Fault is a continental Fault (geology)#Strike-slip faults, right-lateral strike-slip transform fault that extends roughly through the U.S. state of California. It forms part of the tectonics, tectonic boundary between the Paci ...
. His maps were published by the commission in their two volume findings. * 1906: during summer, completed Yosemite quadrangle. * 1907-13: through these years, Matthes served as Inspector of Topographic Surveys for the Western United States. He would, during summer, visit the scattered field parties and, during winter, supervise the drafting and inking of their field manuscripts in
Washington, D.C. Washington, D.C., formally the District of Columbia and commonly known as Washington or D.C., is the capital city and federal district of the United States. The city is on the Potomac River, across from Virginia, and shares land borders with ...
* 1910: during summer, started the
Mount Rainier Mount Rainier ( ), also known as Tahoma, is a large active stratovolcano in the Cascade Range of the Pacific Northwest in the United States. The mountain is located in Mount Rainier National Park about south-southeast of Seattle. With an off ...
quadrant in
Washington Washington most commonly refers to: * George Washington (1732–1799), the first president of the United States * Washington (state), a state in the Pacific Northwest of the United States * Washington, D.C., the capital of the United States ** A ...
. * 1911: during summer, continued Mount Rainier, but completed only the southwestern quarter due to poor visibility from bad weather and forest fires. That was his last major field assignment for the Topographic Branch. As party chief at the Wyoming quadrangle, Matthes' effectively organized his crew and equipment for long pack trips through remote areas, physically strenuous to access and traverse. His techniques in working the
alidade An alidade () (archaic forms include alhidade, alhidad, alidad) or a turning board is a device that allows one to sight a distant object and use the line of sight to perform a task. This task can be, for example, to Triangulation (surveying), tr ...
and
plane table A plane table (plain table prior to 1830) is a device used in surveying, site mapping, exploration mapping, coastal navigation mapping, and related disciplines to provide a solid and level surface on which to make field drawings, charts and maps. ...
"contributed notably to the effectiveness of mapping rugged mountain areas". On July 1, 1899, he was promoted to the rank of full topographer. Matthes believed topographers should not merely draw lines but also study the geology of the land forms to produce relevant maps. To that end, Matthes wrote his first scientific publication during the winter of 1899 entitled ''Glacial Sculpture of the Bighorn Mountains, Wyoming'' which served as a standard reference and in which Matthes applied the first usage of the term "
nivation Nivation is the set of geomorphic processes associated with snow patches. The primary processes are mass wasting and the freeze-and-thaw cycle, in which fallen snow gets compacted into firn or névé. The importance of the processes covered by the ...
". His geologic writing was not a customary effort for topographers and his descriptive style was critiqued by the USGS but the popularity of his narratives continues today.


Marriage

Edith Lovell Coyle nbsp;– was born and raised in
Washington, DC. Washington, D.C., formally the District of Columbia and commonly known as Washington or D.C., is the capital city and federal district of the United States. The city is on the Potomac River, across from Virginia, and shares land borders with ...
Her father was Randolph Coyle nbsp;– who had served as
Assistant District Attorney In the United States, a district attorney (DA), county attorney, county prosecutor, state attorney, state's attorney, prosecuting attorney, commonwealth's attorney, or solicitor is the chief prosecutor or chief law enforcement officer represe ...
for the
District of Columbia Washington, D.C., formally the District of Columbia and commonly known as Washington or D.C., is the capital city and Federal district of the United States, federal district of the United States. The city is on the Potomac River, across from ...
until his death. Her mother Mary Lovell (Radford) Coyle nbsp;– was the daughter of
Rear Admiral Rear admiral is a flag officer rank used by English-speaking navies. In most European navies, the equivalent rank is called counter admiral. Rear admiral is usually immediately senior to commodore and immediately below vice admiral. It is ...
William Radford. Edith's schooling and European travels with her aunt, Sophie Radford de Meissner, allowed conversations with Matthes in German and French as well as English. François and Edith were married at
noon Noon (also known as noontime or midday) is 12 o'clock in the daytime. It is written as 12 noon, 12:00 m. (for '' meridiem'', literally 12:00 midday), 12 p.m. (for ''post meridiem'', literally "after midday"), 12 pm, or 12:00 (using a 24-hour cl ...
on June 7, 1911. Reverend George Freeland Peter performed a small ceremony at the Washington, D.C., home of Stephen Kearny Radford, uncle to Edith. Walter Mendenhall acted as the
best man A groomsman or usher is one of the male attendants to the groom in a wedding ceremony. Usually, the groom selects close friends and relatives to serve as groomsmen, and it is considered an honor to be selected. From his groomsmen, the groom usuall ...
for Matthes. Later that day, the couple departed for the state of
Washington Washington most commonly refers to: * George Washington (1732–1799), the first president of the United States * Washington (state), a state in the Pacific Northwest of the United States * Washington, D.C., the capital of the United States ** A ...
so Matthes could resume mapping Mount Rainier. Edith accompanied Matthes to his remote expeditions and contributed as his assistant. Normally, their commute to work was by horseback, but when the terrain was not too rugged, she delivered him by car and returned for him in the evening. To alleviate concern for her safety, despite the remoteness, she waited with the doors locked and a geologist's pick beside her for defense. They had no children.


Geologic years

Matthes had written and lectured about
geomorphology Geomorphology () is the scientific study of the origin and evolution of topographic and bathymetric features generated by physical, chemical or biological processes operating at or near Earth's surface. Geomorphologists seek to understand wh ...
during his topographic years. A series of geological essays about the
Yosemite Valley Yosemite Valley ( ; ''Yosemite'', Miwok for "killer") is a U-shaped valley, glacial valley in Yosemite National Park in the western Sierra Nevada (U.S.), Sierra Nevada mountains of Central California, United States. The valley is about long a ...
which he had contributed to the ''
Sierra Club The Sierra Club is an American environmental organization with chapters in all 50 U.S. states, Washington, D.C., Washington D.C., and Puerto Rico. The club was founded in 1892, in San Francisco, by preservationist John Muir. A product of the Pro ...
Bulletin'' were popular. On July 1, 1913, the Geological survey moved Matthes from the Topographic to the Geographic Branch, the first ever such transfer. During his geologic years, he would still resort to contour lines in his field notes to depict the land forms he studied. His first assignment and main focus over the next sixteen years was to determine the origin of the Yosemite Valley, a specific request to the USGS from the Sierra Club. Matthes referred to the area as the ''Incomparable Valley''. A formation controversy raged over
Josiah Whitney Josiah Dwight Whitney (November 23, 1819 – August 18, 1896) was an American geologist, professor of geology at Harvard University (from 1865), and chief of the California Geological Survey (1860–1874). Through his travels and studies in the ...
’s block-fault hypothesis and
John Muir John Muir ( ; April 21, 1838December 24, 1914), also known as "John of the Mountains" and "Father of the national park, National Parks", was a Scottish-born American naturalist, author, environmental philosopher, botanist, zoologist, glaciologi ...
’s belief that glaciers were largely responsible. In the fall of 1930, Matthes' report ''Geologic History of the Yosemite Valley (USGS Professional Paper 160)'' resolved the debate. Professor Kirk Bryan wrote "Occasionally in the history of science there appears a work so excellent, so comprehensive, that it becomes immediately a classic". Demand for this title exceeded any previous USGS Professional Paper and a first printing edition is coveted by collectors. Special assignments would interrupt his research in the Sierra Nevada Range: * During
World War I World War I or the First World War (28 July 1914 – 11 November 1918), also known as the Great War, was a World war, global conflict between two coalitions: the Allies of World War I, Allies (or Entente) and the Central Powers. Fighting to ...
he was sent to military sites
Camp McClellan, Alabama Fort McClellan, originally Camp McClellan, is a United States Army post located adjacent to the city of Anniston, Alabama. During World War II, it was one of the largest U.S. Army installations, training an estimated half-million troops. After t ...
, and Camp Gordon, Georgia, to describe their geologic environments. * Just after the war, he participated in the
Joseph LeConte Joseph Le Conte (alternative spelling: Joseph LeConte) (February 26, 1823 – July 6, 1901) was a physician, geologist, professor at the University of California, Berkeley, early California conservationist, and eugenicist. Early life Of Huguen ...
lecture series on three consecutive days in Yosemite starting July 8, 1919. The first and third days were conducted at an indoor pavilion but the second lecture was delivered at
Glacier Point Glacier Point is a viewpoint above Yosemite Valley in the U.S. state of California. It is located on the south wall of Yosemite Valley at an elevation of , above Curry Village. The point offers a superb view of several of Yosemite National Par ...
, above the valley floor. * From 1928 to 1934, he worked geologic problems along the
Mississippi Valley The Mississippi River is the main stem, primary river of the largest drainage basin in the United States. It is the second-longest river in the United States, behind only the Missouri River, Missouri. From its traditional source of Lake Ita ...
in the
Midwestern United States The Midwestern United States (also referred to as the Midwest, the Heartland or the American Midwest) is one of the four census regions defined by the United States Census Bureau. It occupies the northern central part of the United States. It ...
. As chairman of the Committee on Glaciers of the
American Geophysical Union The American Geophysical Union (AGU) is a 501(c)(3) nonprofit organization of Earth, Atmospheric science, atmospheric, Oceanography, ocean, Hydrology, hydrologic, Astronomy, space, and Planetary science, planetary scientists and enthusiasts that ...
, he began and oversaw a program to collect photographs and measurements of glaciers in the United States. Matthes annually published a detailed summary and analysis of glacial data in the ''Transactions'' magazine from 1932 through 1946. The year-to-year changes became an authority for "the elusive record of pre-historic, post-Pleistocene fluctuations of climate". In 1935 and through 1936, Matthes began reconnaissance of
Sequoia National Park Sequoia National Park is a List of national parks of the United States, national park of the United States in the southern Sierra Nevada (U.S.), Sierra Nevada east of Visalia, California. The park was established on September 25, 1890, and toda ...
in a cooperative assignment with the
National Park Service The National Park Service (NPS) is an List of federal agencies in the United States, agency of the Federal government of the United States, United States federal government, within the US Department of the Interior. The service manages all List ...
. His data was urgently needed, so pending a later detailed formal report, Matthes summarized his findings in three volumes with his annotated photographs. The ''Sequoia Albums'' proved invaluable to the park service but ''The Geologic History of
Mount Whitney Mount Whitney (Paiute: ''Too-man-i-goo-yah'' or ''Too-man-go-yah'') is a mountain in the Sierra Nevada mountain range of California, and the highest point in the contiguous United States, with an elevation of . It lies in East–Central Califor ...
'' was the only other publication he completed from his investigation. In 1937 Matthes resumed studies in Yosemite and reached the east front of the Sierra Nevada. There, he determined the eastern
escarpment An escarpment is a steep slope or long cliff that forms as a result of faulting or erosion and separates two relatively level areas having different elevations. Due to the similarity, the term '' scarp'' may mistakenly be incorrectly used inte ...
had been formed during early
Pleistocene The Pleistocene ( ; referred to colloquially as the ''ice age, Ice Age'') is the geological epoch (geology), epoch that lasted from to 11,700 years ago, spanning the Earth's most recent period of repeated glaciations. Before a change was fin ...
faulting In geology, a fault is a planar fracture or discontinuity in a volume of rock across which there has been significant displacement as a result of rock-mass movements. Large faults within Earth's crust result from the action of plate tectonic ...
, placing the origin more recent than had been previously calculated. He returned to the area over the next two years to gather supporting evidence. In July 1939 as part of the meeting of the Cordilleran Section of the Geological Society of America, Matthes led an excursion party into the Yosemite Valley and out to the eastern escarpment. That was Matthes' last visit to the Sierra Nevada. When Matthes returned home to Washington, D.C. in the fall of 1939, the war in Europe had commenced. The International Association for Scientific Hydrology drafted Matthes as their secretary and he also became the secretary of the International Commission of Snow and Glaciers, another division of the Association. For most of 1941, Matthes wrote a chapter for the ''Physics of the Earth'' books series from the National Research Council. His text was cited in the June 1949 edition of the '' Quarterly Journal'' by the
Royal Meteorological Society The Royal Meteorological Society is an organization that promotes academic and public engagement in weather and climate science. Fellows of the Society must possess relevant qualifications, but Members can be lay enthusiasts. It publishes vari ...
as "a masterly summary of the characteristics and behavior of glaciers". In the article, Matthes stated that most of the glaciers in the western United States are not remnants from the Pleistocene Era, as had been previously held, but rather are "modern" and formed within the last 4000 years. He identified this phenomenon as the
Little Ice Age The Little Ice Age (LIA) was a period of regional cooling, particularly pronounced in the North Atlantic region. It was not a true ice age of global extent. The term was introduced into scientific literature by François E. Matthes in 1939. Mat ...
. From 1942 through 1947, Matthes tasks were determined by the
Military Geology Unit The Military Geology Unit was a unit in the United States military during World War II. It was established on June 24, 1942, six months after Pearl Harbor.Terman, Maurice, 1998, ''Military Geology Unit of the U.S. Geological Survey during World W ...
effort and his English translation skills for
European languages There are over 250 languages indigenous to Europe, and most belong to the Indo-European language family. Out of a total European population of 744 million as of 2018, some 94% are native speakers of an Indo-European language. The three larges ...
. One of his final tasks for the USGS was a re-examination of
William Herbert Hobbs William Herbert Hobbs, Ph.D. ( Worcester, Mass., July 2, 1864 – Ann Arbor, MI, January 1, 1953) was an American geologist. Background and education William Herbert Hobbs, geologist and leader of four expeditions to Greenland, was born in Worce ...
's doctrine of a permanent glacial anticyclone situated over the
Greenland ice sheet The Greenland ice sheet is an ice sheet which forms the second largest body of ice in the world. It is an average of thick and over thick at its maximum. It is almost long in a north–south direction, with a maximum width of at a latitude ...
versus the use of
Greenland Greenland is an autonomous territory in the Danish Realm, Kingdom of Denmark. It is by far the largest geographically of three constituent parts of the kingdom; the other two are metropolitan Denmark and the Faroe Islands. Citizens of Greenlan ...
as a
military airbase An airbase (stylised air base in American English), sometimes referred to as a military airbase, military airfield, military airport, air station, naval air station, air force station, or air force base, is an aerodrome or airport used as a mi ...
.


Retirement

The statutory retirement age for employees of the Geological Survey is 70 years, but to meet the demands from
World War II World War II or the Second World War (1 September 1939 – 2 September 1945) was a World war, global conflict between two coalitions: the Allies of World War II, Allies and the Axis powers. World War II by country, Nearly all of the wo ...
, Matthes continued an additional three years until his official retirement on June 7, 1947. François and Edith remained in Washington, D.C., a few more months before traveling by automobile to their new home in
El Cerrito, California El Cerrito (Spanish language, Spanish for "The Little Hill") is a city in Contra Costa County, California, United States, and forms part of the San Francisco Bay Area. It has a population of 25,962 according to the 2020 United States census, 2 ...
, high on the
Berkeley Hills The Berkeley Hills are a range of the Pacific Coast Ranges, and overlook the northeast side of the valley that encompasses San Francisco Bay. They were previously called the "Contra Costa Range/Hills" (from the original Spanish ''Sierra de la Co ...
facing the
Golden Gate Bridge The Golden Gate Bridge is a suspension bridge spanning the Golden Gate, the strait connecting San Francisco Bay and the Pacific Ocean in California, United States. The structure links San Francisco—the northern tip of the San Francisco Peni ...
. There, Matthes began organizing his works until, in February 1948, he accepted the role of planner for the Committee on Snow and Glaciers sessions to be held as part of the International Scientific Congress scheduled to meet in
Ohio Ohio ( ) is a U.S. state, state in the Midwestern United States, Midwestern region of the United States. It borders Lake Erie to the north, Pennsylvania to the east, West Virginia to the southeast, Kentucky to the southwest, Indiana to the ...
in August. On April 18, 1948, Matthes had a heart attack. He died June 21, 1948, and a candlelight service was conducted at his home four days later. On September 18, 1948, in
Yosemite National Park Yosemite National Park ( ) is a List of national parks of the United States, national park of the United States in California. It is bordered on the southeast by Sierra National Forest and on the northwest by Stanislaus National Forest. The p ...
, his ashes were committed to ''The Incomparable Valley''.


Recognition

In 1920 he was decorated Chevalier (Knight), Order of Leopold II by King Albert of
Belgium Belgium, officially the Kingdom of Belgium, is a country in Northwestern Europe. Situated in a coastal lowland region known as the Low Countries, it is bordered by the Netherlands to the north, Germany to the east, Luxembourg to the southeas ...
. During the autumn of 1919, Matthes had provided commentary for the King and his party during a tour of the Yosemite Valley. Matthes was active in the
Boy Scouts of America Scouting America is the largest scouting organization and one of the largest List of youth organizations, youth organizations in the United States, with over 1 million youth, including nearly 200,000 female participants. Founded as the Boy Sco ...
. In 1915, he became the scoutmaster for a
Washington, D.C. Washington, D.C., formally the District of Columbia and commonly known as Washington or D.C., is the capital city and federal district of the United States. The city is on the Potomac River, across from Virginia, and shares land borders with ...
, troop. In 1920, he took a group of
Eagle Scouts Eagle Scout is the highest Ranks in Scouts BSA, rank attainable in the Scouts BSA program of Scouting America. Since its inception in 1911, only four percent of Scouts have earned this rank after a lengthy review process. The Eagle Scout rank ha ...
cross-country to tour Yosemite. In 1931 Matthes was presented the
Silver Beaver Award The Silver Beaver Award is the council-level distinguished service award of Scouting America. Recipients of the award are registered adult leaders who have made an impact on the lives of youth through service given to the council. Those deemed ...
for "distinguished service to boyhood". Surveying was an original
Merit Badge Merit badges are awards earned by members of Scouting America, based on activities within the area of study by completing a list of periodically updated requirements. The purpose of the merit badge program is to allow Scouts to examine subjects ...
in 1911 and Matthes wrote the mapping section of the ''Surveying Badge Pamphlet''. In 1933 during the Sixteenth
International Geological Congress The International Union of Geological Sciences (IUGS) is an international non-governmental organization devoted to global cooperation in the field of geology. As of 2023, it represents more than 1 million geoscientists around the world. About Fo ...
, an excursion took attendees into the Grand Canyon. The geologists afterwards signed their names to a
panoramic view A panorama (formed from Greek πᾶν "all" + ὅραμα "view") is any wide-angle view or representation of a physical space, whether in painting, drawing, photography (panoramic photography), film, seismic images, or 3D modeling. The word ...
of the canyon and sent it to Matthes with the message "We have been using your maps and have marveled at them. There are no other such topographic maps in all the world." In 1947 during the commencement ceremony for
University of California, Berkeley The University of California, Berkeley (UC Berkeley, Berkeley, Cal, or California), is a Public university, public Land-grant university, land-grant research university in Berkeley, California, United States. Founded in 1868 and named after t ...
, he was presented an honorary LL.D. degree by University President
Robert Gordon Sproul Robert Gordon Sproul ( ; May 22, 1891 – September 10, 1975) was the first system-wide president (1952–1958) of the University of California system, and a president (11th) of the University of California, Berkeley, serving from 1930 to 195 ...
. On April 18, 1948, he received the first Distinguished Service Award (DSA) from the
United States Department of the Interior The United States Department of the Interior (DOI) is an United States federal executive departments, executive department of the Federal government of the United States, U.S. federal government responsible for the management and conservation ...
which oversees the USGS. The citation reached Matthes a month before his death but his gold medal, with a bison standing before a range of mountain peaks, did not arrive in time. Julius Krug,
United States Secretary of the Interior The United States secretary of the interior is the head of the United States Department of the Interior. The secretary and the Department of the Interior are responsible for the management and conservation of most federal land along with natura ...
, wrote in the citation "Mr. Matthes made many valuable and exceptionally well-written contributions to glacial geology and geomorphology and became recognized internationally as an outstanding glacial geologist. A bibliography of his published works includes nearly 100 items." In 1949 the
Sierra Club The Sierra Club is an American environmental organization with chapters in all 50 U.S. states, Washington, D.C., Washington D.C., and Puerto Rico. The club was founded in 1892, in San Francisco, by preservationist John Muir. A product of the Pro ...
, of which Matthes had served as honorary vice-president, named
Matthes Crest Matthes Crest is an approximately mile-long fin of rock with two summits separated by a deep notch. It is a part of the Cathedral Range, which is a mountain range in the south-central portion of Yosemite National Park. The range is part of the S ...
and Matthes Lake in his honor. The
Cryosphere The cryosphere is an umbrella term for those portions of Earth's surface where water is in solid form. This includes sea ice, ice on lakes or rivers, snow, glaciers, ice caps, ice sheets, and frozen ground (which includes permafrost). Thus, there ...
Specialty Group of the
Association of American Geographers The American Association of Geographers (AAG) is a non-profit scientific and educational society aimed at advancing the understanding, study, and importance of geography and related fields. Its headquarters is located in Washington, D.C. The ...
(AAG) sponsors the François Émile Matthes Award. This award was first presented in 2007 and given to meritorious individuals for their Lifetime Time Achievements in Cryospheric Science. Matthes was one of the founders of the AAG, served as its treasurer between 1913 and 1919, and as the president in 1933.


Selected works

* ''The Incomparable Valley: A Geologic Interpretation of the Yosemite'' (Includes 24 photographs by
Ansel Adams Ansel Easton Adams (February 20, 1902 – April 22, 1984) was an American landscape photographer and environmentalist known for his Monochrome photography, black-and-white images of the American West. He helped found Group f/64, an association ...
) * ''Sequoia National Park, a Geological Album'' * ''The Story of the Yosemite Valley'' (includes photographs by Frank C. Calkins) * ''Geologic History of the Yosemite Valley'' * ''Sketch of Yosemite National Park and an Account of the Origin of the Yosemite and Hetch Hetchy Valleys'' * ''Mount Rainier and its glaciers: Mount Rainier National Park'' * ''The Relation of Geology To Topography'' (by Douglas Wilson Johnson with Matthes as illustrator comparing examples of good versus bad mapping)


Legacy

Fritiof Fryxell, a geologist and writer, published five volumes from Matthes's uncollected works. The François Matthes Papers were donated to The Bancroft Library by his widow, Edith Matthes, in 1961. Additions were made in 1961, 1966, and 1973 by Fritiof Fryxell. In 1879 German sculptor Robert Cauer the Elder was commissioned to carve marble busts of the five-year-old twins. The busts were placed on mahogany pedestals to display in their Amsterdam house. In 1950, Edith Matthes presented the busts to Augustana College (Illinois), Augustana College in Rock Island, Illinois, where they remain in the collection of the Teaching Museum of Art. Twin brother Gerard Hendrik Matthes nbsp;– was a prominent Hydrology, hydrologist over his 45-year career, also with the U.S. Geological Survey. Geographic locations named for François include: * Matthes Glacier (Antarctic Peninsula) * Matthes Glaciers (Sierra National Forest) * Francois Matthes Trail, François Matthes Trail (Grand Canyon National Park) * François Matthes Point (Grand Canyon National Park North Rim) *
Matthes Crest Matthes Crest is an approximately mile-long fin of rock with two summits separated by a deep notch. It is a part of the Cathedral Range, which is a mountain range in the south-central portion of Yosemite National Park. The range is part of the S ...
(
Yosemite National Park Yosemite National Park ( ) is a List of national parks of the United States, national park of the United States in California. It is bordered on the southeast by Sierra National Forest and on the northwest by Stanislaus National Forest. The p ...
) * Matthes Lake (Yosemite National Park)


References

{{DEFAULTSORT:Matthes, Francois Emile 1874 births 1948 deaths MIT School of Engineering alumni American geomorphologists American topographers United States Geological Survey personnel Presidents of the American Association of Geographers Recipients of the Department of the Interior's Distinguished Service Award Knights of the Order of Leopold II Sierra Club people Dutch emigrants to the United States Scientists from Amsterdam