Cornelius Harrigan

J. Howard Parsons

Howard Parsons was an American physicist. Parsons was born in Chicago in 1920. He receieved a B.S. from the University of Chicago, and shortly afterwards was hired to work on the Manhattan Project as a research assistant at the Chicago Met Lab.

Sanford N. McDonnell

Sanford McDonnell was a mechanical engineer with the Special Engineering Detachment at Los Alamos from April 1944 to April 1946.

H. E. Armstrong

H. E. Armstrong worked for the Tennessee Eastman Corporation at the Y-12 Plant.

Robert H. DeGroot