National Museum of Nuclear Science & History
Robert H. Brown was a chemical engineer/metallurgist. He was educated at Drexel University and Massachusetts Institute of Technology.
Albert Hoersch, Jr. worked for the United States Engineer District Office.
A. E. Case worked for the Tennessee Eastman Corporation at the Y-12 Plant.
Bernard T. Feld was a research associate at the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.