Nuclear Museum Logo
Nuclear Museum Logo

National Museum of Nuclear Science & History

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

Maurice O. Triem

Hanford, WA

Richard A. Borchard

Los Alamos, NM

J. D. Bullington

Hanford, WA

Ronald D. Fredlund

Wendover, UT

RoRon Fredlund was a finance sergeant with the 509th Composite Group on Tinian Island during World War II.