National Museum of Nuclear Science & History
J. V. O’Connor worked for the Union Carbide & Carbon Corporation.
Harvey B. Lemon (1885-1965) was a consultant to the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.
J. L. Hartman worked for the J.A. Jones Construction Company.
H. F. Gibbs worked for the A. S. Schulman Electric Company.
