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

Thomas H. Cowley

Los Alamos, NM

Thomas Cowley was a Military Policeman assigned to Post Security at Los Alamos, New Mexico during the Manhattan Project.

R. S. Leonard

Y-12 Plant

R. S. Leonard worked for the Tennessee Eastman Corporation at the Y-12 Plant.

G. H. Cluewett

Y-12 Plant

G. H. Cluewett worked for the Tennessee Eastman Corporation at the Y-12 Plant.

J. D. Mayfield

Hanford, WA