National Museum of Nuclear Science & History
Wallace Vogwill was a laboratory helper at the Chicago Met Lab during the Manhattan Project.
Acken worked at the 200 West Area at Hanford during the Manhattan Project.
J. E. Parnell worked for the Tennessee Eastman Corporation at the Y-12 Plant.
Robert S. Coles was a research associate at the University of Chicago’s Metallurgical Laboratory during the Manhattan Project.