National Museum of Nuclear Science & History
William H. Rigby worked for the Comstock-Bryant Electric Company.
Carl Switzer served in the First Ordnance Squadron.
Minnie (Heller) Steinberg was a junior biologist in the Health Division of the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.
J. H. Rhodes worked for the J.A. Jones Construction Company.
Ainsworth worked at the 100 D Area at Hanford during the Manhattan Project.