National Museum of Nuclear Science & History
Ed Zeigler worked for the United States Engineer District Office.
Ford worked for Stone and Webster Engineering Corporation.
Sir Rudolf Peierls (1907-1995) was a German-born British physicist. In March 1940, Peierls and fellow collegue Otto Frisch co-authored the Frisch-Peierls memorandum, the first technical exposition of a practical atomic weapon.
Creasy worked at the 200 East Area at Hanford during the Manhattan Project.