George E. Jackson

Alfred Pfanstiehl

Alfred Pfanstiehl was a junior physicist at the Chicago Met Lab during the Manhattan Project. Pfanstiehl was a signatory of the Szilard Petition, an attempt to avert military use of the atomic bomb against Japan.

Arthur H. Compton

Arthur Compton (1892-1962) was an American physicist and winner of the Nobel Prize in Physics. A top administrator and advisor during the Manhattan Project, Compton played a key role in the making of the atomic bomb.

Earl Sarver

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.