National Museum of Nuclear Science & History
W. E. S. Trenchard worked for the J.A. Jones Construction Company.
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.
Richard Renner arrived in Los Alamos shortly after being drafted into the Special Engineer Detachment in 1945, after the war had ended.
