National Museum of Nuclear Science & History
J. V. O’Connor worked for the Union Carbide & Carbon Corporation.
S. T. Cantrill was a research associate at the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.
E. G. Lucke served in the 509th Headquarters and Base Services Squadron.
James C. Hart was a DuPont chemist and member of the health physics group during the Manhattan Project.
