Grace Townsend

Martha Zukas

Martha Zukas was a nurse at Oak Ridge and Los Alamos during the Manhattan Project. One of nine children, Zukas grew up in Ellwood City, PA.

Harry J. Stephens

Wilam H. Spangler

Wilam Spangler was a staff worker at Los Alamos during the Manhattan Project.

Dorothy C. Johnson

Dorothy C. Johnson was a stenographer at the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.