National Museum of Nuclear Science & History
Malcolm McEwen worked for the United States Engineer District Office.
Russell P. Elvidge served in the 320th Troop Carrier Squadron.
Theodore J. Neubert was a research associate in the graphite research section at the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.
Wilam Spangler was a staff worker at Los Alamos during the Manhattan Project.
