National Museum of Nuclear Science & History
LeRoy R. Raffel served in the 603rd Air Engineering Squadron.
Clyde Stanley Shields was born on December 28, 1918 in Wichita, Kansas. After graduating from Mitchell High School in South Dakota, in May of 1936, Shields enlisted in the South Dakota National Guard.
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.