National Museum of Nuclear Science & History
L. C. Manheimer worked for the Roane-Anderson Company.
Fisher worked in the United States Engineer District Office.
Walter J. Grundhauser was a research assistant the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.
Gerry Pawlicki was an American physicist. Pawlicki was born in 1921. He received a B.S. in physics at De Paul University in Chicago, and soon after was hired to work on the Manhattan Project at the Chicago Met Lab as a member of the instruments division.