National Museum of Nuclear Science & History
N. F. Smyth worked for the Kellex Corporation at the K-25 Plant.
Ralph Steinhardt was a member of the Special Engineer Detatchment (SED) at Los Alamos during the Manhattan Project.
H. F. Zimmerman worked for the J.A. Jones Construction Company.
F. G. Schuyler worked for the Kellex Corporation at the K-25 Plant.
R.C. Houlton was the Personnel Director at the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.