National Museum of Nuclear Science & History
Gertrude Steel was a junior chemist at the Metallurgical Laboratory in Chicago during the Manhattan Project.
Ralph W. Lunn served in the 603rd Air Engineering Squadron.
Frances "Fran" Carroll worked as an operator, supervisor, and research assistant in the Columbia University Laboratory and at Oak Ridge, Tennessee.
Francis J. Schramke served as a private first class in the 393rd Bombardment Squadron. He was a member of the ground crew regularly assigned to the B-29 Top Secret.
Augustin Romero was a staff worker at Los Alamos during the Manhattan Project.