National Museum of Nuclear Science & History
Rudolph H. Gerken served as a private first class in the 393rd Bombardment Squadron. He was a member of the ground crew regularly assigned to the B-29 Bockscar.
Kenneth J. Cooper served in the 1st Ordnance Squadron.
Alexander Klementiev was born in Moscow in 1942 and grew up in the Soviet Union during the Cold War. As a student, he attended the Moscow Institute of Physics and Technology, where he studied radio physics and earned his Ph.
Glenn Sprankle worked in the shop at the Metallurgical Laboratory in Chicago during the Manhattan Project.
