National Museum of Nuclear Science & History
S. Kaplan served in the 390th Air Service Group.
Hardleben worked at the 100-F Area at Hanford during the Manhattan Project.
Logan Emlet was the Director of the Operations Division at the X-10 reactor in Oak Ridge, TN during the Manhattan Project.
Joseph Kouba was a janitor at the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.