Louis Gerhardus Dunn (1908-1979) was a

South Africa South Africa, officially the Republic of South Africa (RSA), is the southernmost country in Africa. It is bounded to the south by of coastline that stretch along the South Atlantic and Indian Oceans; to the north by the neighbouring countri ...

n-born

engineer Engineers, as practitioners of engineering, are professionals who invent, design, analyze, build and test machines, complex systems, structures, gadgets and materials to fulfill functional objectives and requirements while considering the l ...

who played a key role in the development of early American

missile In military terminology, a missile is a guided airborne ranged weapon capable of self-propelled flight usually by a jet engine or rocket motor. Missiles are thus also called guided missiles or guided rockets (when a previously unguided rocket i ...

s and

launch vehicle A launch vehicle or carrier rocket is a rocket designed to carry a payload (spacecraft or satellites) from the Earth's surface to outer space. Most launch vehicles operate from a launch pad, launch pads, supported by a missile launch contro ...

Caltech

Dunn received both undergraduate and graduate degrees in

aeronautical engineering Aerospace engineering is the primary field of engineering concerned with the development of aircraft and spacecraft. It has two major and overlapping branches: Aeronautics, aeronautical engineering and Astronautics, astronautical engineering. A ...

from the

California Institute of Technology The California Institute of Technology (branded as Caltech or CIT)The university itself only spells its short form as "Caltech"; the institution considers other spellings such a"Cal Tech" and "CalTech" incorrect. The institute is also occasional ...

(Caltech) in

Pasadena, CA Pasadena ( ) is a city in Los Angeles County, California, northeast of downtown Los Angeles. It is the most populous city and the primary cultural center of the San Gabriel Valley. Old Pasadena is the city's original commercial district. Its ...

. During that time the

Guggenheim Aeronautical Laboratory The Guggenheim Aeronautical Laboratory at the California Institute of Technology (GALCIT), was a research institute created in 1926, at first specializing in aeronautics research. In 1930, Hungarian scientist Theodore von Kármán accepted the dire ...

at Caltech (GALCIT), a prestigious aeronautical engineering research facility, was led by

Theodore von Kármán Theodore von Kármán ( hu, ( szőllőskislaki) Kármán Tódor ; born Tivadar Mihály Kármán; 11 May 18816 May 1963) was a Hungarian-American mathematician, aerospace engineer, and physicist who was active primarily in the fields of aeronaut ...

. By 1943 Dunn had joined the Caltech faculty and become a naturalized U.S. citizen.

JPL

In 1943 and 1944, von Kármán and

Frank Malina Frank Joseph Malina (October 2, 1912 — November 9, 1981) was an American aeronautical engineer and painter, especially known for becoming both a pioneer in the art world and the realm of scientific engineering. Early life Malina was born in B ...

, who had been doing rocket research at GALCIT, began using

Jet Propulsion Laboratory The Jet Propulsion Laboratory (JPL) is a federally funded research and development center and NASA field center in the City of La Cañada Flintridge, California, United States. Founded in the 1930s by Caltech researchers, JPL is owned by NASA an ...

(JPL) in the names of their projects. Malina hired Dunn to be the assistant director of JPL in 1945. Dunn took over as acting director when Malina left and was formally appointed as director in 1947. Dunn resigned from this position in 1954.

William Hayward Pickering William Hayward Pickering (24 December 1910 – 15 March 2004) was a New Zealand-born aerospace engineer who headed Pasadena, California's Jet Propulsion Laboratory (JPL) for 22 years, retiring in 1976. He was a senior NASA luminary and pionee ...

, who had been project manager for the Corporal missile under Dunn, succeeded him as JPL director.

Ramo-Woolridge and Aerojet General

After leaving JPL Dunn led the

Atlas missile The SM-65 Atlas was the first operational intercontinental ballistic missile (ICBM) developed by the United States and the first member of the Atlas rocket family. It was built for the U.S. Air Force by the Convair Division of General Dyna ...

program at the Ramo-Wooldridge Corporation, a predecessor of TRW. In 1963 he moved to

Aerojet General Aerojet was an American rocket and missile propulsion manufacturer based primarily in Rancho Cordova, California, with divisions in Redmond, Washington, Orange and Gainesville in Virginia, and Camden, Arkansas. Aerojet was owned by GenCorp. I ...

, and he died at his home in Mountain Ranch, CA on August 13, 1979.

References

External links

* * {{DEFAULTSORT:Dunn, Louis 1908 births 1979 deaths American aerospace engineers South African emigrants to the United States 20th-century American engineers Naturalized citizens of the United States