1 - originally designed in 1949

 2 - high wing cantilever construction

 3 - crew of 1

 4 - was used in the Vietnam war

 5 - single engine

 6 - although there was at least one twin engine variant

 7 - full span L.E. slats

 8 - used in 5 countries

 9 - used by U.S. Air Force from 1958 onward

10 - originally designed and built as a civilian plane

11 - 20 to24 variants

12 - first flew 1949

13 - approx 500 of all versions were built

14 - the U.S. Air Force used approx 241

15 - as mentioned in previous posts some were equipped with floats  and ski's