National Museum of Nuclear Science & History
W. A. Gracey worked for the Roane-Anderson Company.
Ernest E. Wollan was a research associate at the University of Chicago’s Metallurgical Lab (“Met Lab”) during the Manhattan Project.
Kolts worked in the 100 F Area at Hanford during the Manhattan Project.
Barbara Brennan Joanides arrived in Los Alamos in May of 1945 with her husband who worked on the project.