L. A. Pardue

R. F. Keenan

Keenan worked for Stone and Webster Engingeering Corporation.

Sherman D. Kaplan

Sherman D. Kaplan was a laboratory helper at the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.

Glen Montgomery

Glen Montgomery was a security guard at the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.

Katherine M. Barrish