Inter-Wars

Szekely Flying Dutchman

20/04/2025TerryLeave a comment

In 1930, at Holland, Michigan, Szekely Corp made small single-seat low-wing cantilever monoplane called Flying Dutchman.

Priced at $2,200, three were built, registered NX4448, N9455, and N910.

An open cockpit, low wing monoplane powered by a 150hp Hisso A, one was built for W C Williams of San Antonio TX (N910). It crashed in October 1927 as a reported “total washout.”

Engine: 40hp Szekely SR-3
Wingspan: 26’0″
Length: 18’6″
Useful load: 215 lb
Max speed: 80 mph
Cruise: 70 mph
Stall: 25 mph
Range: c.300 mi
Seats: 1

Szekely Corp

20/04/2025TerryLeave a comment

USA

1928: (Otto E) Szekely Aircraft & Engine Co, on acquisition of Burke Engr Co, Holland MI.

In 1930, at Holland, Michigan, made small single-seat low-wing cantilever monoplane called Flying Dutchman.

1932: Filed bankruptcy.

Syvrud 1936 Homebuilt

20/04/2025TerryLeave a comment

The 1936 homebuilt single-place, open cockpit biplane built by Sig Syvrud, was designed by Al Schauss.

Engine: Szekely
Wingspan: 18’0″
Top speed: 90 mph
Cruise: 80 mph
Stall: 35 mph
Seats: 1

Syvrud, Sig

20/04/2025TerryLeave a comment

Mandan ND.
USA

Built a homebuilt aircraft in 1936.

Swift Aircraft Trainer

20/04/2025TerryLeave a comment

The 1929 Swift Aircraft Corp Trainer was a two-place open cockpit biplane.

Engine: 90hp Curtiss OX-5
Wingspan: 33’0″
Length: 24’8″
Useful load: 340 lb
Max speed: 89 mph
Cruise: 75 mph
Stall: 38 mph
Seats: 2

Swift Aircraft Sport

20/04/2025TerryLeave a comment

One Swift Aircraft Corp Sport was built, in 1929, registered NX4647 c/n 1000. It was a two-place open cockpit biplane.

Engine: 100hp Kinner K-5
Wingspan: 29’0″
Length: 21’3″
Useful load: 618 lb
Max speed: 115 mph
Cruise: 100 mph
Stall: 38 mph
Range: 620 mi

Engine: Wright J-5
Useful load: 620 lb
Max speed: 132 mph
Cruise: 115 mph
Stall: 41 mph
Range: 600 mi
Seats: 2

Swift Aircraft Special

20/04/2025TerryLeave a comment

The 1928 Swift Aircraft Corp Special was a single-place, open cockpit biplane. Power was a Siemens and Warner engine.

Swift Aircraft Sport / 18 / 19

20/04/2025TerryLeave a comment

Designed by C B Bennett and Thomas Finney, the Swift 18 of 1928 was a Sport with a 120hp Quick engine. Three were built; N7653 c/n 1002, N8196 s/n 1003 (later reregistered as Swift 15 c/n 1005), and NX8863 c/n 5.

The 1929 Swift 19 was a Sport with a Wright J-6-5 engine. One was built registered NX8864 c/n 6.

18
Engine: 120hp Quick

19
Engine: Wright J-6-5