National Museum of Nuclear Science & History
Charles Schallis (1898-1965) was a staff worker at Los Alamos during the Manahttan Project.
Arthur Julius Olofson joined the Manhattan Project at Los Alamos in June 1944. Olofson developed specialized tools for components of the atomic bomb under Dr.
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.
