J. S. Gehrken

F. R. Lohdefinck

Ruth Hoffberg

Ruth Hoffberg was a stenographer at the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.

Herbert “Herb” F. Depke

Herbert Depke was born November 18, 1907 in Danville, Illinois.  He received a B.S. from the University of Illinois in 1930, then began working for his family’s business.

William W. Wellhausen