In 1930 Sullivan Aircraft Manufacturing Co built a low-wing cabin monoplane which was developed as the K-3 Crested Harpy. Laird Co’s Jake Moellendick reportedly was involved to some extent.
A three-place cabin monoplane, it is known that two were built, NR127V and X370M, and perhaps more.
Engine: 100hp Kinner K-5
Wing span: 36’0″
Length: 24’0″
Useful load: 766 lb
Max speed: 126 mph
Cruise: 105 mph
Stall: 44 mph
Seats: 3
All Aero 