National Museum of Nuclear Science & History
J. P. Marus worked for the J.A. Jones Construction Company.
Henry Nowak worked for the Union Carbide & Carbon Corporation.
J. P. Underwood worked for the Roane-Anderson Company.
Baldwin Sawyer is an American metallurgist. After graduating from Yale with a B.S. in Physics in 1943, Sawyer joined the Manhattan Project at the University of Chicago.