The Gregor GR-1, also called the GR-1 Continental and the GR-1 Sportplane was a

biplane A biplane is a fixed-wing aircraft with two main wings stacked one above the other. The first powered, controlled aeroplane to fly, the Wright Flyer, used a biplane wing arrangement, as did many aircraft in the early years of aviation. While ...

with a tail-wheel undercarriage developed by Michael Gregor

Development

The Gregor GR-1 was intended to be a light, low cost,

training aircraft A trainer is a class of aircraft designed specifically to facilitate flight training of pilots and aircrews. The use of a dedicated trainer aircraft with additional safety features—such as tandem flight controls, forgiving flight characteristic ...

for

depression-era The Great Depression was a severe global economic downturn from 1929 to 1939. The period was characterized by high rates of unemployment and poverty, drastic reductions in industrial production and international trade, and widespread bank and ...

customers. Gregor was based at Hangar B at Roosevelt Field in New York. The aircraft was a conventional geared biplane with two open cockpits in tandem with oversize interplane struts.

Development

Variants

Specifications (GR-1)

References