The Simpson Special was built by F.Simpson in the 1950s. Registered N12V, it was a single-place, open cockpit, low-wing monoplane powered by an 85hp Continental C-85 engine.
Era
Simpson Maverick
The 1951 Simpson Maverick N2924V was as single engine, either 2 or 4 seat cabin, high-wing monoplane, built by F.Simpson.
Simpson, F
Wheeling WV.
USA
F.Simpson built the Simpson special in the 1950s, and the Simpson Maverick in 1951.
Simplex Aircraft Corp W-5-C
The 1929 Simplex W-5-C NX547 c/n 32-C was a five-seater powered with a 225hp Wright J-5B engine.
Simplex Aircraft Corp W-2-S Red Arrow

About 10 of the 1929 Simplex W-2-S Red Arrow (ATC 238) were built of which one, NX9412, was modified from a K-2-S. They were priced at $4,495.
Engine: 110hp Warner Scarab
Wingspan: 34’4″
Length: 22’2″
Useful load: 627 lb
Max speed: 125 mph
Cruise: 107 mph
Stall: 45 mph
Range: 650 mi
Seats: 2
Simplex Aircraft Corp 1928 Special
The 1928 Simplex Special was a three-place named Dayton Bear and registered NX7860 c/n 22.
Simplex Aircraft Corp R-2-D Red Arrow Dual Plane / Simplex Racer
The 1929 Simplex R-2-D Red Arrow Dual Plane was a convertible monoplane/biplane. The top shoulder wing was permanent, and 24’0″ lower wings could be easily added for increased lift and load-carrying.
The one built, NR43M, was flown as monoplane Simplex Racer with a 225hp Wright engine in the 1929 Nationals events with clocked pylon speeds of more than 220mph. It was piloted by Dick Myhres.
Monoplane
Engine: 165hp Wright J-6
Wingspan: 32’9″
Length: 21’0″
Useful load: 700 lb
Max speed: 140 mph
Cruise: 125 mph
Stall: 50 mph
Range: 600 mi
Seats: 1
Monoplane
Engine: 225hp Wright J-6
Wingspan: 32’9″
Length: 21’0″
Max speed: 165 mph
Cruise: 150 mph
Stall: 50 mi
Range: 550 mi
Seats: 1
Biplane
Engine: 225hp Wright J-6
Wingspan: 32’9″
Length: 21’0″
Max speed: 150 mph
Cruise: 135 mph
Stall: 45 mph
Range: 650 mi
Seats: 1
Simplex Aircraft Corp S-2 Kite / Sioux Kite
A monoplane called the S-2 Kite was developed in 1931. Designed by Omer Woodson, it was a probe into the inexpensive, ultralight aircraft market.
It had an uncovered, girder-like fuselage, and thick, cantilever wing. One was built, NX489M c/n 1002.
Simplex failed to get anywhere with the project, but the idea went with Woodson and company test pilot Myhres when they left in 1930 to form Cycloplane Co.
Sioux Aircraft Corporation built aircraft under the name Sioux Kite.
S-2 Kite
Engine: Szekely SR-3, 40hp
Seats: 1
Simplex Aircraft Corp K-2 Red Arrow

The 1928 Simplex K-2-C Red Arrow (ATC 44) was designed by Omer Woodson with origins in the Woodson M-6. Of wooden construction it was Side-by-side canopied cockpit and semi-cantilever wing. The first few were powered by 75hp Kinner engines and priced at $4,495.
The 1928 Simplex K-2-S Red Arrow (ATC 43) was the same as the K-2-C, but with side-by-side open cockpit and priced at $4,115.

About 10 K-2s were built. Piloted by Dick Myhres, one, NC6504, won the 1928 California Class-A Race (Los Angeles-San Francisco) in a field of 16 aircraft in 3hr10min averaging 126mph.
Sioux Aircraft Corporation built aircraft under the name Sioux Red Arrow.
K-2-C Red Arrow
Engine: 90hp Kinner K-5
Wingspan: 34’4″
Length: 22’3″
Useful load: 570 lb
Max speed: 120 mph
Cruise: 108 mph
Stall: 37 mph
Range: 550 mi
Seats: 2
K-2-S Red Arrow
Engine: 90hp Kinner K-5
Wingspan: 34’4″
Length: 22’3″
Seats: 2
Simplex Aircraft Corp
Founded 1928 at Defiance, Ohio, USA. Founders E J & F W Allen.
Built Red Arrow two-seat mid-wing monoplane, with optional cockpit enclosure. It was of wooden construction. A monoplane called the Kite was developed in 1931.
1929: Acquired by Aero Corp of America.
1932: Filed bankruptcy.