National Museum of Nuclear Science & History
Lillian Sexton was a switchboard operator at the Metallurgical Laboratory in Chicago during the Manhattan Project.
Koetski worked at the K-25 plant at Oak Ridge during the Manhattan Project. He was also a member of the K-25 basketball team.
M. H. Bradford worked for the Tennessee Eastman Corporation at the Y-12 Plant.
John Rowell was a staff worker at Los Alamos during the Manhattan Project.
John M. Purdum served in the 603rd Air Engineering Squadron.