James F. Margiotta

Roy G. Merryman

Bernard F. Fallon

Attended University of Notre Dame.

Clarence Sproul

Clarence Grover Sproul worked as a machinist on the Manhattan Project in Los Alamos, NM from January through June 1945.

Ralph B. Larsen

Ralph B. Larsen was a machinist at Los Alamos during the Manhattan Project. His wife, Ruth Anderson, also worked at Los Alamos.