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

Kenneth P. Seltzer

X-10 Graphite Reactor

Attended the Massachusetts Institute of Technology.

H. S. Russell

Oak Ridge, TN

H. S. Russell worked for the Roane-Anderson Company.

Charles Graf

Los Alamos, NM

William S. Ewen

Los Alamos, NM