National Museum of Nuclear Science & History
Elinor Pulitzer Hempelmann (1922-2012) was a secretary at Los Alamos during the Manhattan Project and wife of Health Group Director Louis Hempelmann.
Mary Lou Curtis joined the Manhattan Project in Dayton, Ohio in 1943. Mrs. Curtis worked in the Counting Room at Monsanto’s Unit III facility, where she developed new methods to measure and analyze radioactive materials, such as polonium, which was used as the trigger for the atomic bombs.
George H. Cohen served as a 1st lieutenant in the 393rd Bombardment Squadron. He was regularly assigned to the B-29 Top Secret.
