National Museum of Nuclear Science & History
D. D. Frazer worked for the Tennessee Eastman Corporation at the Y-12 Plant.
Dorothy Isgett was a civilian worker at Oak Ridge Tennessee from 1943 to 1946.
Mann worked in the 200 West Area at Hanford during the Manhattan Project.
John Mihalkanin was a laboratory helper at the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.
