National Museum of Nuclear Science & History
Charles Quincy worked for the Tennessee Eastman Corporation at the Y-12 Plant.
Calkins worked at the 200 West Area at Hanford during the Manhattan Project.
Roy V. Henderson was a janitor at the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.
J. H. Beatty worked for the Tennessee Eastman Corporation at the Y-12 Plant.