National Museum of Nuclear Science & History
Gertrude Steel was a junior chemist at the Metallurgical Laboratory in Chicago during the Manhattan Project.
Dee McCullough began working as an instrument technician at Hanford in early 1944. As a former sound engineer, McCullough was tasked with installing nuclear safety monitors on the reactors at Hanford.
Hannoch worked in the United States Engineer District Office.
Jack J. Coppola served in the 393rd Bombardment Squadron.