National Museum of Nuclear Science & History
J. C. Campbell worked for the Union Carbide & Carbon Corporation.
Thomas was a group adjutant with the 509th Composite Group at their headquarters in Wendover, Utah and Tinian Island in the Pacific.
Walker worked at the 100-F Area at Hanford during the Manhattan Project.
McKinney worked in the 200 East Area at Hanford during the Manhattan Project.
