National Museum of Nuclear Science & History
Frederick Trapnell was a consultant at the Metallurgical Laboratory in Chicago during the Manhattan Project.
Cowan worked at the 100-B Area at Hanford during the Manhattan Project.
E. M. Pownall worked for the Edenfield Electric Company.
John E. Bonds served in the 390th Air Service Group. After the war, Bonds was assigned to the Japan Atomic Bomb Damage Survey teams.