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

Martin S. Ort

Los Alamos, NM

T. H. Coulter

X-10 Graphite Reactor

T. H. Coulter worked for Clinton Laboratories at the X-10 Reactor.

R. H. Davis

B Reactor/100 Area

R. H. Davis worked at the 100-F Area at Hanford during the Manhattan Project.

Jake Seligman

Los Alamos, NM

Jake Seligman was a staff worker at Los Alamos during the Manhattan Project.