National Museum of Nuclear Science & History
H.A. Fettinger was a junior physicist at the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.
F. S. Tew worked for the United States Engineer District Office.
Judkins worked at the 100-D Area at Hanford during the Manhattan Project.
Jas Witt worked for the Tennessee Eastman Corporation at the Y-12 Plant.