National Museum of Nuclear Science & History
Wylie Bell worked for the Fercleve Corporation.
Richard Recker served in the Special Engineer Detatchment (SED) at Los Alamos during the Manhattan Project.
Geer worked at the 100-D Area at Hanford during the Manhattan Project.
Edward Shapiro was an American scientist and Manhattan Project veteran. After receiving a Ph.D. from Purdue University, Shapiro worked as a research associate for the Manhattan Project at the Metallurgical Laboratory in Chicago and at Oak Ridge.