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.
Dyer worked for Stone and Webster Engineering Corporation.
Susan Zagaria was a laboratory technician in the health division at the University of Chicago’s Metallurgical Lab (“Met Lab”) during the Manhattan Project.
Charles Fingland worked for the Kellex Corporation at the K-25 Plant.