National Museum of Nuclear Science & History
J. V. O’Connor worked for the Union Carbide & Carbon Corporation.
LaFern Little was a laboratory technician in the Health Division of the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.
Harold Katz worked for the Roane-Anderson Company.
Halpern worked in the United States Engineer District Office.
B. R. Hauk worked for the Tennessee Eastman Corporation at the Y-12 Plant.