National Museum of Nuclear Science & History
Joyce Peterson worked in the Y-12 Plant at Oak Ridge, Tennesse for the Tennessee Eastman Company from 1943 to 1945.
Takala worked at the 100-F Area at Hanford during the Manhattan Project.
Shirley Nyden was a laboratory technician in the Chemistry Division at the University of Chicago Met Lab between June and December of 1944.
Alfred Menzer worked for Clinton Laboratories at the X-10 Reactor.