National Museum of Nuclear Science & History
Roy Schroeder was a laboratory assistant at the Metallurgical Laboratory in Chicago during the Manhattan Project.
W. Whitworth worked for the J.A. Jones Construction Company.
Vaught worked at the 100-D Area at Hanford during the Manhattan Project.
J. A. Vavro served in the 509th Headquarters.
A. F. Aston worked for the Tennessee Eastman Corporation at the Y-12 Plant.