Abraham P. Loeb

Chester J. Krajewski

Chester J. Krajewski served as a corporal in the 393rd Bombardment Squadron. He was a member of the ground crew regularly assigned to the B-29 Top Secret.

Gertrude Nissenbaum

Gertrude Nissenbaum was a stenographer at the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.

Harold E. Bower

Gloria Peterson

Gloria Peterson was a stenographer and clerical worker at the Chicago Met Lab.