J. R. Brand

Joseph Kouba

Joseph Kouba was a janitor at the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.

F. R. Creedon

Creedon worked for Stone and Webster Engineering Corporation.

Dr. M. R. Petersen

Appears in the 1944 Hanford Telephone Directory as “Petersen” and the 1945 Directory as “Peterson”.

A. J. Giustetto