National Museum of Nuclear Science & History
Nelen Supert was a stenographer at the Metallurgical Laboratory in Chicago during the Manhattan Project.
Jas Hart worked for the Comstock-Bryant Electric Company.
Philipp Klein was a part-time switchboard operator in the SAM Lab while studying chemical engineering at Columbia University.
Richard Watts was a research assistant at the Chicago Met Lab and at Los Alamos during the Manhattan Project.
