National Museum of Nuclear Science & History
Schroeder worked at the 200 West Area at Hanford during the Manhattan Project.
Margaret Caldes moved to Los Alamos when her husband, William E. Caldes, was recruited to join the project in 1943.
Winona Schiepel was as a civilian contractor for various projects in the K-25 plant at Oak Ridge, Tennessee.
James White worked for the Tennessee Eastman Corporation at the Y-12 Plant.