National Museum of Nuclear Science & History
John Brolley was a research assistant at the Metallurgical Laboratory in Chicago during the Manhattan Project.
Julius “Osty” Ostspowicz was a glassblower in the Chemistry Division at the University of Chicago’s Metallurgical Laboratory during the Manhattan Project.
F. Kern served in the 390th Air Service Group.
R. Niekirk worked for the Roane-Anderson Company.