On September 6, [[Colonel Bernard Theilen]] brought the instrument to [[Washington, D.C.]] and the following day presented it to President [[Harry Truman]] in a formal [[White House]] ceremony. It was then exhibited in the National Archives. | On September 6, [[Colonel Bernard Theilen]] brought the instrument to [[Washington, D.C.]] and the following day presented it to President [[Harry Truman]] in a formal [[White House]] ceremony. It was then exhibited in the National Archives. |