National Museum of Nuclear Science & History
M. R. Pierce worked for the Kellex Corporation at the K-25 Plant.
Edward A. Ryan Jr. served in the First Ordnance Squadron.
Iola Brown worked for the Tennessee Eastman Corporation at the Y-12 Plant.
W. G. Chmielewski was a carpenter at the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.
R. H. Thompson worked for the H. K. Ferguson Company.
