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

W. A. Rodgers

X-10 Graphite Reactor

W. A. Rodgers worked for Clinton Laboratories at the X-10 Reactor.

D. C. Keck

Hanford, WA

Hugh G. McGinn

Y-12 Plant

Hugh McGinn worked for the Tennessee Eastman Corporation at the Y-12 Plant.

Knute Kristell

Hanford, WA