National Museum of Nuclear Science & History
Samuel Allan Kline was a student majoring in physics at the University of Chicago before going to Los Alamos to work as a physicist.
Cowan worked at the 100-B Area at Hanford during the Manhattan Project.
Captain Richard “Dick” Alexander Larkin (USN) was Deputy to William Parsons at Los Alamos, beginning in June of 1945, in preparation for Parsons’ deployment to Tinian.
David Hawkins (1913-2002) was an administrative aide at Los Alamos and the Manhattan Project’s official historian.