National Museum of Nuclear Science & History
Reynolds worked for Stone and Webster Engineering Corporation.
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.
Harry Allen worked in procurement and supply for Los Alamos during the Manhattan Project. He was also involved in organizing preparations for the Trinity Test.
John Wlodarski served in the 603rd Air Engineering Squadron.