National Museum of Nuclear Science & History
Petty worked in the 100 B and D Areas at Hanford during the Manhattan Project.
R. E. Hoffman worked for the Tennessee Eastman Corporation at the Y-12 Plant.
A. E. Bohnard worked for the J.A. Jones Construction Company.
Albert Goldstein worked in the scientific division at Los Alamos and the University of Chicago Metallurgical Lab from 1943 to 1946.