Nuclear Museum Logo
Nuclear Museum Logo

National Museum of Nuclear Science & History

Margaret Caldes

SecretaryLos Alamos, NM

Manhattan Project VeteranProject Worker/StaffSpouse to Manhattan Project Worker
Margaret E. Caldes's Los Alamos ID badge

Margaret Caldes moved to Los Alamos when her husband, William E. Caldes, was recruited to join the project in 1943. She worked as a secretary for Julian Mack in the photography department.

Related Profiles

Tom Gary

Hanford, WA

Tom Gary headed the design division at the DuPont Company and served on the committee which decided among the proposed fissionable material production and purification processes.

L. R. Hampton

Y-12 Plant

L. R. Hampton worked for the Tennessee Eastman Corporation at the Y-12 Plant.

William L. Bradshaw

Y-12 Plant

William Bradshaw was a Mechanical Engineer working for the civilian contractor Tennessee Eastman at the Y-12 Plant in Oak Ridge, Tennessee.

H. H. Maples

Oak Ridge, TN

H. H. Maples worked for the Roane-Anderson Company.