William E. Liebeck

W. R. McCauley, Jr.

W. R. McCauley, Jr. worked for the United States Engineer District Office.

Jas C. Stewart

Jas Stewart worked for the United States Engineer District Office.

Theron G. Finzel

Dr. Theron G. Finzel was a chemical engineer/chemist. He worked for DuPont, and was  asked to help on the Manhattan Project.

Gilbert Wichman