National Museum of Nuclear Science & History
John E. Christensen served in the 1027th Air Material Squadron.
Graydon Whitman arrived at Oak Ridge in March 1944, where he began work at the Y-12 separations facility.
G. Robert Gunther-Mohr joined the Manhattan Project in 1944. Mohr worked on the top secret polonium trigger being developed for the plutonium bomb at the Monsanto Chemical Company in Dayton, Ohio.
