National Museum of Nuclear Science & History
Russell J. LaCroix served in the 393rd Bombardment Squadron.
Adolph Rose worked for the United States Engineer District Office.
Jesse Kupferberg was a Technical Sargeant in the US Army who participated in Project Alberta, the group tasked with transporting and assembling the two atomic bombs in 1945.
Hilgeman worked at the 100-D Area at Hanford during the Manhattan Project.