National Museum of Nuclear Science & History
Hartman worked for Stone and Webster Engineering Corporation.
R. E. Hoffman worked for the Tennessee Eastman Corporation at the Y-12 Plant.
Antonio Sandoval (1918-2015) was a janitor at Los Alamos during the Manhattan Project. Sandoval remembered, “It was like being a prisoner.
M. C. Labarr worked for the Kellex Corporation at the K-25 Plant.
