National Museum of Nuclear Science & History
Parr worked in the 200 East and 100 D Areas at Hanford during the Manhattan Project.
Calvin S. Shepherd worked on the Manhattan Project at Los Alamos, NM and the Trinity Site.
Robert L. Shade served in the First Ordnance Squadron.
Alvin Graves (1909-1965) was an American physicist. Graves was invited to join the University of Chicago Metallurgical Laboratory and in 1942 he accepted the position and became a member of the Manhattan Project.