N879AD Registration N879AD or USNY registration (168277). Mysterious plane with an interesting story. For this aircraft there is no official registration listed in the FAA. Even the operator of this aircraft is not officially known. One suspects only that this machine for secret projects on behalf of the US government is active and because of mysterious reasons therefore has no official registration. (mehr von N879AD)
N712S An extremely rare shot of all three Sierra Pacific Boeing 737s lined up at Tuscon International. It's not very often that you see two classic series 737's together anymore! (mehr von N712S)