National Museum of Nuclear Science & History
L. C. Hafer worked for the Tennessee Eastman Corporation at the Y-12 Plant.
Edgar G. Wagner served in the 393rd Bombardment Squadron.
Ruth Rottman was a laboratory technician in the Health Division at the Metallurgical Laboratory in Chicago during the Manhattan Project.
Preston Veltman was an American chemist. Veltman was born in Grand Rapids, Michigan. He studied at Michigan Technological University, and earned a Ph.
