National Museum of Nuclear Science & History
John Wickersham was a military policeman and guard at Los Alamos during the Manhattan Project. His duties included patrolling the perimeter of the site on horseback.
A. O. Groth worked for the Tennessee Eastman Corporation at the Y-12 Plant.
Gast worked at the 300 Area at Hanford during the Manhattan Project.
E. E. Swanson worked for the Tennessee Eastman Corporation at the Y-12 Plant.