National Museum of Nuclear Science & History
Figenbaum worked for Stone and Webster Engineering Corporation.
C. L. Crabtree worked for the Tennessee Eastman Corporation at the Y-12 Plant.
W.B. Shank was a research assistant at the Metallurgical Laboratory in Chicago during the Manhattan Project.
Jas Hoff worked for the United States Engineer District Office.
Robert Webster was a member of the Special Engineer Detatchment (SED) at Los Alamos during the Manhattan Project.