National Museum of Nuclear Science & History
H. J. Mack worked for the Edenfield Electric Company.
Badger worked in the 100 B Area at Hanford during the Manhattan Project.
Eleanor Ewing Ehrlich (1918-2011) was an American mathematician. During the Manhattan Project, Ewing worked at Los Alamos and helped run the IBM calculating team.
Spencer worked for Stone and Webster Engineering Corporation.
