National Museum of Nuclear Science & History
H.W. was a consultant at Metallurgical Laboratory in Chicago during the Manhattan Project.
Robert C. Hirt was a research assistant at the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.
Boyer worked for Stone and Webster Engineering Corporation.
James Anderson served in the 393rd Bombardment Squadron.
Twichell worked at 200 West Area at Hanford during the Manhattan Project.