Answer the following question: Pitcairn PA-19 - The Pitcairn PA-19 was a four-seat autogyro developed in the United States in the early 1930s. While most of Pitcairn's autogyro designs featured open cockpits in tandem the PA-19 had a fully enclosed cabin. It also had wings that carried control surfaces. The rotor provided lift only but could be tilted in flight to trim the aircraft. Four examples were built before the effects of the Great Depression forced Pitcairn to abandon autogyro production in 1934. Given a choice of categories company, educational institution, artist, athlete, office holder, mean of transportation, building, natural place, village, animal, plant, album, film or written work, the text refers to which one?
Answer:
Mean Of Transportation