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

Darragh Nagle

Chicago, IL

Darragh Nagle graduated from Columbia University and worked with Enrico Fermi and Herbert Anderson at the Chicago Pile during the early years of the Manhattan Project.

Clarence W. Swails

Los Alamos, NM

R. W. Blauvelt

Oak Ridge, TN

Blauvelt worked in the United States Engineer District Office.

Willett M. Keith

B Reactor/100 Area

Keith worked in the 100 F area at Hanford during the Manhattan Project.