National Museum of Nuclear Science & History
W. A. Van Fleet worked for the Roane-Anderson Company.
Martin was a staff member at Los Alamos during the Manhattan Project.
Thomas was a group adjutant with the 509th Composite Group at their headquarters in Wendover, Utah and Tinian Island in the Pacific.
E. P. Carmichael worked for the Tennessee Eastman Corporation at the Y-12 Plant.