National Museum of Nuclear Science & History
Edward F. “Ed” Hammel was an American chemist. Hammel had just completed his Ph.D. at Princeton University when he joined a Canadian heavy water project sponsored by the school in 1941.
James H. Murphy served in the 1395th Military Police Company, Aviation.
George T. Felbeck was a Manhattan Project veteran and engineer, who held the position of Manager of Operations at Oak Ridge for Union Carbide.