National Museum of Nuclear Science & History
Michael Rimek was a laborer at the Metallurgical Laboratory in Chicago during the Manhattan Project.
Fred Patrick worked in DuPont's Chamber Works in Deepwater, NJ in 1943 on Manhattan Project work.
Dunnebecke worked in the United States Engineer District Office.
John Baker worked for the Tennessee Eastman Corporation at the Y-12 Plant.
Barr worked for Stone and Webster Engineering Corporation.