National Museum of Nuclear Science & History
Charles Swenson worked in the shop at the Metallurgical Laboratory in Chicago during the Manhattan Project.
R. L. McCormick worked for the J.A. Jones Construction Company.
Coffey worked at the 300 Area at Hanford during the Manhattan Project.
Staff Sergeant Edward F. O’Mara enlisted in the U.S. Army in 1942. Because of a blood condition, Army officials determined that he was not fit for combat duty.