Nuclear Museum Logo
Nuclear Museum Logo

National Museum of Nuclear Science & History

O.R. Simpson

CourierHanford, WA

Manhattan Project Veteran
Hanford Listen to O.R. Simpson’s Oral History on Voices of the Manhattan Project

O. R. "Big" Simpson was a second lieutenant in military intelligence in charge of convoys carrying plutonium from Hanford to Fort Douglas, Utah. Simpson, as a classified materials courier, frequently traveled in heavily armed convoys to Utah and Los Alamos by truck and plane. He retired in 1972 as deputy director of security at Hanford.

Related Profiles

H. C. Gilmore

Hanford, WA

Geoffrey F. Chew

Los Alamos, NM

Geoffrey Chew was an American physicist. Born and raised in Washington, DC, Chew graduated from high school at the age of 16.

Robert J. Llewelyn

Los Alamos, NM

William Vatter

Chicago, IL

William Vatter was an American accounting scholar. Vatter was born in 1905 in Cincinnati. In his early years he hoped to be a musician, and he played the violin, viola, piano and French horn.