National Museum of Nuclear Science & History
Evelyn Manchester worked for the United States Engineer District Office.
J. D. Ellett worked at the 200 West Area at Hanford during the Manhattan Project.
Horace Mahorney was a chemical engineer at the Y-12 plant in Oak Ridge, Tennessee. From September 1943 to November 1945, Mahorney was an operator of the mass spectrometer with Dr.
