Well start this month's activities at the virtual airport with a classic jet trivia question: Boeing Aircraft Company numbered all of its jetliners with the figure "7" at the beginning and end of a three-digit number. With the purchase of McDonnell Douglas, Boeing is now reusing its designator "717" for what historically was the DC-9/MD-8X series of jets. What airplane was originally designated as the Boeing 717 and is still in widespread use today? The answer appears at the end of the column.
This is a companion discussion topic for the original entry at https://www.avweb.com/features/the-pilots-lounge-7flying-antique-and-classic-airplanes