National Museum of Nuclear Science & History
Leifermann worked in the 100 D Area at Hanford during the Manhattan Project.
Jas Snodgrass worked for the Tennessee Eastman Corporation at the Y-12 Plant.
James Collinsworth served in the 603rd Air Engineering Squadron.
George Ponton served in the Special Engineer Detatchment (SED) at Los Alamos during the Manhattan Project.
