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The 14-inch Gun M1907 (356 mm) and its variants the M1907MI, M1909, and M1910 were large
coastal artillery Coastal artillery is the branch of the armed forces concerned with operating anti-ship artillery or fixed gun batteries in coastal fortifications. From the Middle Ages until World War II, coastal artillery and naval artillery in the form of c ...
pieces installed to defend major American
seaport A port is a maritime facility comprising one or more wharves or loading areas, where ships load and discharge cargo and passengers. Although usually situated on a sea coast or estuary, ports can also be found far inland, such as Ham ...
s between 1895 and 1945. They were operated by the
United States Army Coast Artillery Corps The U.S. Army Coast Artillery Corps (CAC) was an administrative corps responsible for coastal, harbor, and anti-aircraft defense of the United States and its possessions between 1901 and 1950. The CAC also operated heavy and railway artillery d ...
. Most were installed on single gun disappearing carriages; the only installation with four guns in twin turrets was built at the unique
Fort Drum Fort Drum is a U.S. Army military reservation and a census-designated place (CDP) in Jefferson County, on the northern border of New York, United States. The population of the CDP portion of the base was 12,955 at the 2010 census. It is home t ...
in
Manila Bay Manila Bay ( fil, Look ng Maynila) is a natural harbor that serves the Port of Manila (on Luzon), in the Philippines. Strategically located around the capital city of the Philippines, Manila Bay facilitated commerce and trade between the Phili ...
,
Philippines The Philippines (; fil, Pilipinas, links=no), officially the Republic of the Philippines ( fil, Republika ng Pilipinas, links=no), * bik, Republika kan Filipinas * ceb, Republika sa Pilipinas * cbk, República de Filipinas * hil, Republ ...
.Coast Defense Study Group fort and battery list
/ref> All of the weapons not in the
Philippines The Philippines (; fil, Pilipinas, links=no), officially the Republic of the Philippines ( fil, Republika ng Pilipinas, links=no), * bik, Republika kan Filipinas * ceb, Republika sa Pilipinas * cbk, República de Filipinas * hil, Republ ...
were scrapped during
World War II World War II or the Second World War, often abbreviated as WWII or WW2, was a world war that lasted from 1939 to 1945. It involved the vast majority of the world's countries—including all of the great powers—forming two opposin ...
.


History

In 1885,
William C. Endicott William Crowninshield Endicott (November 19, 1826 – May 6, 1900) was an American politician and Secretary of War in the first administration of President Grover Cleveland (1885–1889). Early life Endicott was born in Salem, Massachusetts o ...
,
President President most commonly refers to: *President (corporate title) *President (education), a leader of a college or university *President (government title) President may also refer to: Automobiles * Nissan President, a 1966–2010 Japanese ful ...
Grover Cleveland Stephen Grover Cleveland (March 18, 1837June 24, 1908) was an American lawyer and politician who served as the 22nd and 24th president of the United States from 1885 to 1889 and from 1893 to 1897. Cleveland is the only president in American ...
's
Secretary of War The secretary of war was a member of the U.S. president's Cabinet, beginning with George Washington's administration. A similar position, called either "Secretary at War" or "Secretary of War", had been appointed to serve the Congress of the ...
, was tasked with creating the
Board of Fortifications Several boards have been appointed by US presidents or Congress to evaluate the US defensive fortifications, primarily coastal defenses near strategically important harbors on the US shores, its territories, and its protectorates. Endicott Board ...
to review seacoast defenses. The findings of the board illustrated a grim picture of existing defenses in its 1886 report and recommended a massive $127 million construction program of breech-loading guns,
mortars Mortar may refer to: * Mortar (weapon), an indirect-fire infantry weapon * Mortar (masonry), a material used to fill the gaps between blocks and bind them together * Mortar and pestle, a tool pair used to crush or grind * Mortar, Bihar, a villag ...
, floating batteries, and submarine (underwater)
minefields A land mine is an explosive device concealed under or on the ground and designed to destroy or disable enemy targets, ranging from combatants to vehicles and tanks, as they pass over or near it. Such a device is typically detonated automati ...
for some 29 locations on the US coastline. Most of the Board's recommendations were implemented. Coast Artillery fortifications built between 1885 and 1905 are often referred to as Endicott period fortifications. After the
Spanish–American War , partof = the Philippine Revolution, the decolonization of the Americas, and the Cuban War of Independence , image = Collage infobox for Spanish-American War.jpg , image_size = 300px , caption = (clock ...
, the government wanted to protect American seaports in the event of war, and also protect newly gained territory, such as the
Philippines The Philippines (; fil, Pilipinas, links=no), officially the Republic of the Philippines ( fil, Republika ng Pilipinas, links=no), * bik, Republika kan Filipinas * ceb, Republika sa Pilipinas * cbk, República de Filipinas * hil, Republ ...
and
Cuba Cuba ( , ), officially the Republic of Cuba ( es, República de Cuba, links=no ), is an island country comprising the island of Cuba, as well as Isla de la Juventud and several minor archipelagos. Cuba is located where the northern Caribbea ...
, from enemy attack. A new Board of Fortifications, under President
Theodore Roosevelt Theodore Roosevelt Jr. ( ; October 27, 1858 – January 6, 1919), often referred to as Teddy or by his initials, T. R., was an American politician, statesman, soldier, conservationist, naturalist, historian, and writer who served as the 26t ...
's Secretary of War
William Taft William Howard Taft (September 15, 1857March 8, 1930) was the 27th president of the United States (1909–1913) and the tenth chief justice of the United States (1921–1930), the only person to have held both offices. Taft was elected pre ...
, was convened in 1905. Taft recommended technical changes, such as more searchlights, electrification, and in some cases less guns in particular fortifications. The seacoast forts were funded under the Spooner Act of 1902 and construction began within a few years and lasted into the 1920s. The defenses of the Philippines on islands in
Manila Bay Manila Bay ( fil, Look ng Maynila) is a natural harbor that serves the Port of Manila (on Luzon), in the Philippines. Strategically located around the capital city of the Philippines, Manila Bay facilitated commerce and trade between the Phili ...
were built under this program. 14-inch guns were emplaced in the harbor defenses of
Los Angeles Los Angeles ( ; es, Los Ángeles, link=no , ), often referred to by its initials L.A., is the largest city in the state of California and the second most populous city in the United States after New York City, as well as one of the world' ...
, the Panama Canal,
Honolulu Honolulu (; ) is the capital and largest city of the U.S. state of Hawaii, which is in the Pacific Ocean. It is an unincorporated county seat of the consolidated City and County of Honolulu, situated along the southeast coast of the island ...
,
Hawaii Hawaii ( ; haw, Hawaii or ) is a state in the Western United States, located in the Pacific Ocean about from the U.S. mainland. It is the only U.S. state outside North America, the only state that is an archipelago, and the only stat ...
, and Manila Bay, Philippines, all constructed under the Taft program. Except for Fort Drum, the guns were on disappearing carriages; when the gun was fired, it dropped behind a concrete and/or earthen wall for protection from
counter-battery fire Counter-battery fire (sometimes called counter-fire) is a battlefield tactic employed to defeat the enemy's indirect fire elements (multiple rocket launchers, artillery and mortars), including their target acquisition, as well as their command ...
.


14-inch gun M1907 and M1907MI

The M1907 was a
wire-wound This article explains terms used for the British Armed Forces' ordnance (i.e.: weapons) and also ammunition. The terms may have slightly different meanings in the military of other countries. BD Between decks: applies to a naval gun mounting in ...
gun 34
calibers In guns, particularly firearms, caliber (or calibre; sometimes abbreviated as "cal") is the specified nominal internal diameter of the gun barrel bore – regardless of how or where the bore is measured and whether the finished bore matc ...
long. The M1907MI was a built-up gun (the usual US practice) of the same length. Twelve were deployed, all on M1907 disappearing carriages. Four were in
Hawaii Hawaii ( ; haw, Hawaii or ) is a state in the Western United States, located in the Pacific Ocean about from the U.S. mainland. It is the only U.S. state outside North America, the only state that is an archipelago, and the only stat ...
and eight were in the
Panama Canal Zone The Panama Canal Zone ( es, Zona del Canal de Panamá), also simply known as the Canal Zone, was an unincorporated territory of the United States, located in the Isthmus of Panama, that existed from 1903 to 1979. It was located within the terr ...
.Ordnance 1917, pages 38–40, 45
/ref>Berhow, pages 158-163, 220-223


14-inch gun M1909

The M1909 was a wire-wound gun 40 calibers long designed specifically for the turrets of
Fort Drum Fort Drum is a U.S. Army military reservation and a census-designated place (CDP) in Jefferson County, on the northern border of New York, United States. The population of the CDP portion of the base was 12,955 at the 2010 census. It is home t ...
on El Fraile Island in
Manila Bay Manila Bay ( fil, Look ng Maynila) is a natural harbor that serves the Port of Manila (on Luzon), in the Philippines. Strategically located around the capital city of the Philippines, Manila Bay facilitated commerce and trade between the Phili ...
, Philippines. An unusual design feature was that it was made without
trunnion A trunnion (from Old French "''trognon''", trunk) is a cylindrical protrusion used as a mounting or pivoting point. First associated with cannons, they are an important military development. Alternatively, a trunnion is a shaft that positions a ...
s. The turrets were made by
Newport News Shipbuilding Newport News Shipbuilding (NNS), a division of Huntington Ingalls Industries, is the largest industrial employer in Virginia, and sole designer, builder and refueler of United States Navy aircraft carriers and one of two providers of U.S. Navy ...
. Fort Drum was built by razing the small island down to the water and building a massive concrete fort on it. The fort had four 14-inch M1909 guns in two twin M1909 turrets, with four 6-inch M1908 guns in
casemates A casemate is a fortified gun emplacement or armored structure from which guns are fired, in a fortification, warship, or armoured fighting vehicle.Webster's New Collegiate Dictionary When referring to antiquity, the term "casemate wall" mea ...
on the sides. Despite holding out against Japanese bombardment, the fort was surrendered after destroying the guns along with
Corregidor Corregidor ( tl, Pulo ng Corregidor, ) is an island located at the entrance of Manila Bay in the southwestern part of Luzon in the Philippines, and is considered part of the Province of Cavite. Due to this location, Corregidor has historically b ...
on 6 May 1942. It was recaptured in April 1945 by Company F of the 2nd Battalion, 151st Infantry Regiment, 38th Infantry Division, and a detachment of the 113th Engineer Combat Battalion of the same division. The engineers lowered a 500-pound TNT charge into the structure with a 30-minute time fuze. They then pumped in 3400 gallons of fuel consisting of 75% diesel and 25% gasoline.


14-inch gun M1910

The M1910 was a wire-wound gun 40 calibers long. Eight were deployed, all on M1907 disappearing carriages. Locations included
Fort Frank Fort Frank (Carabao Island, the Philippines) was one of the defense forts at the entrance to Manila Bay established by the United States. The entire island was designated as Fort Frank, in honor of Brigadier General Royal T. Frank, as part of ...
and
Fort Hughes Fort Hughes was built by the Philippine Department of the U.S. Army on Caballo Island in the Philippines in the early 1900s. The fort, which part of the Harbor Defenses of Manila and Subic Bays, was named for Major General Robert Patterson Hu ...
in Manila Bay (2 guns each) as well as
Fort MacArthur Fort MacArthur is a former United States Army installation in San Pedro, Los Angeles, California (now the port community of Los Angeles). A small section remains in military use by the United States Air Force as a housing and administrative annex ...
, San Pedro, Los Angeles, CA (4 guns).


World War II

Along with other coast artillery weapons, the 14-inch guns in the Philippines saw action in the
Japanese Japanese may refer to: * Something from or related to Japan, an island country in East Asia * Japanese language, spoken mainly in Japan * Japanese people, the ethnic group that identifies with Japan through ancestry or culture ** Japanese diaspor ...
invasion in World War II. Since they were positioned against a naval attack, they were poorly sited to engage the Japanese. Except for Fort Drum's turrets, whose guns were in action until the surrender, the open mountings were vulnerable to air and high-angle artillery attack; their only protection was
camouflage Camouflage is the use of any combination of materials, coloration, or illumination for concealment, either by making animals or objects hard to see, or by disguising them as something else. Examples include the leopard's spotted coat, the ...
nets. Destruction procedures were executed on all the guns prior to the surrender of US forces on 6 May 1942. In 1940–44, 16-inch gun batteries were constructed at most harbor defenses, and all 14-inch guns not in the Philippines were scrapped in 1943–44.


Surviving examples

Six 14-inch guns of this type remain in the Philippines.Berhow, page 229 1. Two 14-inch Guns M1909 (#4 & #3 Watervliet) in one Turret M1909 (#1 Newport News), Battery John M. Wilson, Fort Drum, El Fraile Island, Philippines. 2. Two 14-inch Guns M1909 (#2 & #1 Watervliet) in one Turret M1909 (#2 Newport News), Battery William L. Marshall, Fort Drum, El Fraile Island, Philippines. 3. One 14-inch Gun M1910 (#15 Watervliet) on Disappearing Carriage M1907MI (#20 Watervliet), Battery Gillespie,
Fort Hughes Fort Hughes was built by the Philippine Department of the U.S. Army on Caballo Island in the Philippines in the early 1900s. The fort, which part of the Harbor Defenses of Manila and Subic Bays, was named for Major General Robert Patterson Hu ...
,
Caballo Island Caballo Island (which means "Horse Island" in Spanish) is a bluff, rocky island located at the entrance to Manila Bay in the Philippines. It is about long with the highest elevation at 381 feet high. Caballo, along with the larger Corregidor ( ...
, Philippines. 4. One 14-inch Gun M1910 (#8 Watervliet) on Disappearing Carriage M1907MI (#17 Watervliet), Battery Woodruff,
Fort Hughes Fort Hughes was built by the Philippine Department of the U.S. Army on Caballo Island in the Philippines in the early 1900s. The fort, which part of the Harbor Defenses of Manila and Subic Bays, was named for Major General Robert Patterson Hu ...
,
Caballo Island Caballo Island (which means "Horse Island" in Spanish) is a bluff, rocky island located at the entrance to Manila Bay in the Philippines. It is about long with the highest elevation at 381 feet high. Caballo, along with the larger Corregidor ( ...
, Philippines.


See also

*
Seacoast defense in the United States Seacoast defense was a major concern for the United States from its independence until World War II. Before Military aviation, airplanes, many of America's enemies could only reach it from the sea, making coastal forts an economical alternative t ...
* Battle of Corregidor *
Coast Artillery fire control system In the U.S. Army Coast Artillery Corps, the term fire control system was used to refer to the personnel, facilities, technology and procedures that were used to observe designated targets, estimate their positions, calculate firing data for guns ...
*
10-inch gun M1895 The 10-inch Gun M1895 (254 mm) and its variants the M1888 and M1900 were large coastal artillery pieces installed to defend major American seaports between 1895 and 1945. For most of their history they were operated by the United States Army C ...
*
12-inch gun M1895 The 12-inch coastal defense gun M1895 (305 mm) and its variants the M1888 and M1900 were large coastal artillery pieces installed to defend major American seaports between 1895 and 1945. For most of their history they were operated by the Unit ...
*
List of U.S. Army weapons by supply catalog designation This is a historic (index) list of United States Army weapons and materiel, by their Standard Nomenclature List (SNL) group and individual designations — an alpha-numeric nomenclature system used in the United States Army Ordnance Corps Supply ...
*
United States War Department Forms Forms of the United States War Department, Office of the Chief of Ordnance, are handbooks, descriptions, instructions, that would later be called technical manuals (TM's): a technical description of a cannon, machine-gun, rifle, pistol, revolver, ...


Weapons of comparable role, performance and era

*
14"/45 caliber gun The 14"/45 caliber gun, (spoken "fourteen-inch-forty-five-caliber"), whose variations were known initially as the Mark 1, 2, 3, and 5, and, when upgraded in the 1930s, were redesignated as the Mark 8, 9, 10, and 12. They were the first guns to b ...
contemporary US Navy equivalent * EOC 14 inch /45 naval gun contemporary British equivalent * Vickers 14 inch/45 naval gun contemporary Vickers-designed Japanese equivalent


References

* * *


External links


FortWiki gun type list
{{Use dmy dates, date=June 2017 World War I guns World War I artillery of the United States World War II artillery of the United States Coastal artillery 356 mm artillery Disappearing guns