Chester J. Ramatowski

John H. Blackwell

James Chadwick

Sir James Chadwick (1891-1974) was an English physicist and winner of the 1935 Nobel Prize in Physics.

A. P. Schreiber

A. P. Schreiber worked for the United States Engineer District Office.

Marian S. Baumann

Marian S. Baumann was a laboratory technician at the Metallurgical Laboratory in Chicago during the Manhattan Project.