National Museum of Nuclear Science & History
Walter M. Longfelt was a laborer at the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.
P. J. Underwood worked for the Fercleve Corporation.
J. H. Schlosser worked for Clinton Laboratories at the X-10 Reactor.
Burford worked at the 300 Area at Hanford during the Manhattan Project.
