National Museum of Nuclear Science & History
Irvin Mastin worked for the J.A. Jones Construction Company.
Daniel Mullane worked in Los Alamos from 1943 to 1945 as a technician. He helped develop a source holder for the uranium gun-type bomb before moving back to Detroit after the war.
Floyd E. Ross served in the radar section of the 393rd Bombardment Squadron.
H. A. Rehnberg worked for the Kellex Corporation at the K-25 Plant.
