J. E. Zachary

Jane Heydorn

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

Joseph Levinger

Joseph Levinger was a research associate at the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.

W. G. Steckline

Leandro S. Ortiz

Leandro Ortiz was a staff worker at Los Alamos during the Manhattan Project.