Margaret Caldes

SecretaryLos Alamos, NM

Manhattan Project VeteranProject Worker/StaffSpouse to Manhattan Project Worker

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

Sergeant Abe Spitzer was a radio operator who witnessed both the bombings of Hiroshima and Nagasaki. He served as the radio operator for The Great Artiste, which served as the blast measurement instrumentation aircraft during the Hiroshima bomb mission.

Lilli Hornig

Los Alamos, NM

Lilli Hornig is a Czech-American chemist. Hornig was born on March 22, 1921 in a small town outside of Prague.

Klem K. Kennedy

X-10 Graphite Reactor

Attended the University of California.