National Museum of Nuclear Science & History
H. G. Kercher worked for the J.A. Jones Construction Company.
Harmon worked for Stone and Webster Engineering Corporation.
Henry Barwick worked as a plumber, pipefitter, and steamfitter during the building of the Y-12 plant at Oak Ridge.
Easter Seaton worked for the Tennessee Eastman Corporation at the Y-12 Plant.
Ethaline Hartge Cortelyou was a junior chemist at the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.
