National Museum of Nuclear Science & History
Chellis worked for Stone and Webster Engineering Corporation.
Willard C. Cone was from Nashville, Tennessee. In 1943, he moved to Oak Ridge with his wife, Ruth Elizabeth Cone.
Anthony J. (“Tony”) Matz was a procurement officer at the University of Chicago Met Lab. He helped obtain, handle, and move many of the materials for Chicago Pile-1 and witnessed it going critical on December 2, 1942.
Attended Lehigh University.
William Schafer was a staff worker at Los Alamos during the Manhattan Project.