R.G. Simpson

H. C. Gilmore

Ernest E. Wollan

Ernest E. Wollan was a research associate at the University of Chicago’s Metallurgical Lab (“Met Lab”) during the Manhattan Project.

Eleanor Tellez

Eleanor Tellez worked for the United States Engineer District Office.

Otto Nillige

Otto Nillige was a carpenter at the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.