L. M. Schauer

Eleanor F. Caldwell

Eleanor Caldwell was a laboratory technician in the Health Division at the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.

Joseph A. Wieand

N. D. Barker

N. D. Barker worked for the Tennessee Eastman Corporation at the Y-12 Plant.

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.