National Museum of Nuclear Science & History
Glenn Ricker worked for Clinton Laboratories at the X-10 Reactor.
Norman F. Modine was a research assistant at the University of Chicago Met Lab. He was a signer of the Szilard petition.
H. L. Goodwin worked for the Roane-Anderson Company.
Frances Strandholm was a staff worker at Los Alamos during the Manhattan Project.
Johnstone worked at the 300 Area at Hanford during the Manhattan Project.