National Museum of Nuclear Science & History
J. R. Siebert worked for the Comstock-Bryant Electric Company.
Rayburn worked at the 100-D area at Hanford during the Manhattan Project.
Ethel Schwartz arrived as a bride with her husband, Manuel Schwartz, at Los Alamos in 1944. She worked in the office until she became pregnant with her son, Joel Schwartz, who was born there after the bombs were dropped on August 6, 1945.
Lewis W. Graves worked for the Roane-Anderson Company.