Frederick Trapnell

Jane Heydorn

Jane Heydorn was a Manhattan Project WAC and electronics technician, who helped to develop bomb-testing equipment at Los Alamos.

W. R. Morgan

W. R. Morgan worked for the Tennessee Eastman Corporation at the Y-12 Plant.

George Cowan

George Cowan joined the Manhattan Project in 1942 at the Met Lab as a chemist for Enrico Fermi’s group, and also worked for Columbia University.

V. G. Kucheman