Joseph L. Clancy

Fred W. Goodloe

Fred W. Goodloe was a janitor at the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.

J. P. Conlon

Claire Balke

Claire Balke was the leader of the Miscellaneous Metallurgy Division in the Chemistry and Metallurgy Division at Los Alamos during the Manhattan Project.

J. J. Donovan

J. J. Donovan worked for the H. K. Ferguson Company.