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

Dr. P. P. Davis

Hanford, WA

Leroy Brock

Los Alamos, NM

Frank W. Nease

Los Alamos, NM

Eleanor Irvine Davisson

Washington, DC

Eleanor Irvine Davisson was Ernest O. Lawrence’s secretary at the University of California Berkeley from October 1945 until his death in 1958.