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

P. C. McMahon

B Reactor/100 Area

McMahon worked in the 100 D Area at Hanford during the Manhattan Project.

Kattie Strickland

Oak Ridge, TN

Kattie Strickland was part of the janitorial staff at Oak Ridge during the Manhattan Project. Unlike the white women whom she worked along side, Ms.

D. H. Cochran

Hanford, WA

Emmery H. Zweber

Tinian Island

Emmery H. Zweber served in the 1395th Military Police Aviation.