Frank A. Mitch

Mary Lou Curtis

Mary Lou Curtis joined the Manhattan Project in Dayton, Ohio in 1943. Mrs. Curtis worked in the Counting Room at Monsanto’s Unit III facility, where she developed new methods to measure and analyze radioactive materials, such as polonium, which was used as the trigger for the atomic bombs.

Edward Shapiro

Edward Shapiro was an American scientist and Manhattan Project veteran. After receiving a Ph.D. from Purdue University, Shapiro worked as a research associate for the Manhattan Project at the Metallurgical Laboratory in Chicago and at Oak Ridge.

Myfanwy Pritchard-Roberts

Myfanwy Pritchard Roberts worked in Rhydymwyn, Wales as a laboratory assistant in the Tube Alloys program, the British mission to create the nuclear bomb.

Clarence C. Simpson