National Museum of Nuclear Science & History
Glenn Sprankle worked in the shop at the Metallurgical Laboratory in Chicago during the Manhattan Project.
Lieutenant General Leslie Groves (1896-1970) was a United States Army Corps of Engineers officer and director of the Manhattan Project.
J. J. Mitchell worked for the Fercleve Corporation.
Chambers worked at the 300 Area at Hanford during the Manhattan Project.
Ivan H. Stewart served in the 393rd Bombardment Squadron.