National Museum of Nuclear Science & History
Barr worked for Stone and Webster Engineering Corporation.
Edward Bankowski was a part of the 509th Composite Group stationed on Tinian Island in the Pacific. Specifically, Bankowski was an Aircraft Maintenance Chief with the 603rd Air Engineering Squadron from May to November 1945.
A. E. Zobel worked for the Tennessee Eastman Corporation at the Y-12 Plant.
Thomas R. Williams was a laborer at the University of Chicago’s Metallurgical Lab (“Met Lab”) during the Manhattan Project.