National Museum of Nuclear Science & History
Bob Emigh was in the Navy and worked with Deak Parsons on telemetry for the bombs. He was assigned as the science officer for the planned third bomb.
Nathan Ballou (1919-2016) was an American chemist. He was born in 1919 in Rochester, Minnesota. In 1941 he received a bachelor’s degree from the Duluth State Teachers College (now the University of Minnesota Duluth).
Richard A. Bice was an engineer. He joined the Manhattan Project at Los Alamos in 1944, rising to become the alternate Group Leader in X-Division.