National Museum of Nuclear Science & History
M. Pescho served in the 390th Air Service Group.
A. L. Smith worked for the J.A. Jones Construction Company.
Lyman Parratt (1908-1995) was an American physicist. Parratt was born in Salt Lake City. He studied at the University of Utah and earned a Ph.
C. J. Briody worked for the Union Carbide & Carbon Corporation.
Stanley Stewart was the Contracting Officer at Los Alamos during the Manhattan Project. After the bombings of Hiroshima and Nagasaki, Stewart wrote, “The security restrictions on our part of the work [at Los Alamos] have been more rigid than than on any other portion of the entire Manhattan Project.