National Museum of Nuclear Science & History
Robert C. Hirt was a research assistant at the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.
Clarence Schalia was a staff worker at Los Alamos during the Manhattan Project.
F. Ernsberger worked for the Tennessee Eastman Corporation at the Y-12 Plant.
Ross H. Johanson served in the 603rd Air Engineering Squadron.
