National Museum of Nuclear Science & History
Marvin Tetenbaum was a research assistant at the Metallurgical Laboratory in Chicago during the Manhattan Project.
Irene LaViolette was born in Manhattan in 1920. After she finished kindergarten, her family moved to Greece, where her grandparents lived, due to diminishing economic prospects in the United States.
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.