National Museum of Nuclear Science & History
Eugene Edwards worked for the Roane-Anderson Company.
Fred Blackwell worked for the Tennessee Eastman Corporation at the Y-12 Plant.
Alfred Pfanstiehl was a junior physicist at the Chicago Met Lab during the Manhattan Project. Pfanstiehl was a signatory of the Szilard Petition, an attempt to avert military use of the atomic bomb against Japan.
Hoell worked at the 300 Area at Hanford during the Manhattan Project.
