Robert M. Baer

Michael Cefola

Michael Cefola was an American chemist and a research associate at the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.

Louis Tirabassi

Louis Tirabassi served in the 1395th Military Police Aviation.

Jacob Epting

Jacob Epting worked as a carpenter in Oak Ridge, TN from November 1942 to October 1943. While Epting assumed he was building a hospital, he was never formally told about the project he was working on.

Everett A. Collins