Pick one category for the following text. The options are - company, educational institution, artist, athlete, office holder, mean of transportation, building, natural place, village, animal, plant, album, film or written work. Lockheed Little Dipper -  The Lockheed Model 33 Little Dipper was an American single-seat monoplane designed by John Thorp and built by Lockheed at Burbank California only one was completed.
The answer to this question is:
Mean Of Transportation