National Museum of Nuclear Science & History
R. O. Irwin worked for the Tennessee Eastman Corporation at the Y-12 Plant.
Michael Cefola was an American chemist and a research associate at the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.
William W. Koons served in the 603rd Air Engineering Squadron.
John W. Porter served as a lieutenant colonel in the 390th Air Service Group.
