Hyman Wexler

William E. Caldes

William E. Caldes studied chemical engineering at Princeton University. In 1943, he was recruited to join the Manhattan Project, and became the 19th project member at Los Alamos.

O.V. Smiset

P. E. L. Nussbaum

Nussbaum worked in the 200 East Area at Hanford during the Manhattan Project.

H. E. Armstrong

H. E. Armstrong worked for the Tennessee Eastman Corporation at the Y-12 Plant.