National Museum of Nuclear Science & History
Flonnie Sloan worked in Building 9201 in the Y-12 plant at Oak Ridge, Tennessee from 1943 to 1945.
Casimer J. Borkowski was the group leader of the Instruments and Physical Measurements Group for Clinton Laboratories at the X-10 Reactor.
Seth I. Smith served in the First Ordnance Squadron.
Although the flow of information about the Manhattan Project was tightly controlled, New York Times reporter William L.