National Museum of Nuclear Science & History
Rathburn Ray worked for the Tennessee Eastman Corporation at the Y-12 Plant.
J. L. Holton worked for the Tennessee Eastman Corporation at the Y-12 Plant.
Twohey worked for Stone and Webster Engineering Corporation.
Minnie M. Daniels was a laboratory technician and assistant in the Chemistry Division at the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.
