Gregor_GR-1_Continental
Gregor GR-1
Type of aircraft
The Gregor GR-1, also called the GR-1 Continental and the GR-1 Sportplane was a biplane with a tail-wheel undercarriage developed by Michael Gregor[1]
Type of aircraft
The Gregor GR-1, also called the GR-1 Continental and the GR-1 Sportplane was a biplane with a tail-wheel undercarriage developed by Michael Gregor[1]
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