National Museum of Nuclear Science & History
Fowler worked for Stone and Webster Engineering Corporation.
J. E. Kyle worked for the Tennessee Eastman Corporation at the Y-12 Plant.
Arthur L. Hughes was an British/Welsh physicist. He worked on the Manhattan Project in St. Louis on the cyclotron and plutonium production and at Los Alamos, NM.
Ida Wallace was a laboratory assistant in the chemistry division at the Chicago Met Lab during the Manhattan Project.