Van Calhoun Jr.

William L. Bradshaw

William Bradshaw was a Mechanical Engineer working for the civilian contractor Tennessee Eastman at the Y-12 Plant in Oak Ridge, Tennessee.

J. T. Wilson

Opaline Calhoun

Opaline Calhoun was a laboratory technician at the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.

H. A. Pritchard

H. A. Pritchard worked for the J.A. Jones Construction Company.