National Museum of Nuclear Science & History
C. R. Baldock worked for the Tennessee Eastman Corporation at the Y-12 Plant.
MacDonald worked for Stone and Webster Engineering Corporation.
Cordell W. Callahan served in the 1st Ordnance Squadron.
Ralph Carlisle Smith was born in 1910 in New York. He co-authored Project Y: The Los Alamos Story, with David Hawkins and Edith Truslow.