National Museum of Nuclear Science & History
J. P. Valliant worked for the Union Carbide & Carbon Corporation.
A. C. Samford worked for the J.A. Jones Construction Company.
William Sehenk worked on procurement and property at the Metallurgical Laboratory in Chicago during the Manhattan Project.
Leo A. Ohlinger was a senior engineer at the University of Chicago Met Lab. Ohlinger was also Section Chief of P-IX, Engineering Physics.
