National Museum of Nuclear Science & History
Viola Lockhart “Vi” Warren (1896-1968) was a writer and historian who lived at Oak Ridge during the Manhattan Project.
Sidney Williams was a janitor at the University of Chicago’s Metallurgical Lab (“Met Lab”) 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.
