National Museum of Nuclear Science & History
H. B. Malter worked for the Edenfield Electric Company.
Bowe worked at the 200 West Area at Hanford during the Manhattan Project.
Michael Cefola was an American chemist and a research associate at the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.
Roald Wangsness was a staff worker at Los Alamos during the Manhattan Project.