HistoryCentral · Primary Source & History
US Pre War Aircraft
GRUMAN FF-1
The History
GRUMAN FF-1
Twin
Manufacturer: Glenn Martin
Type: Bomber
Power Plant: 1 212cyl Liberty Engines
Wingspan: 71ft 5inch
Length: 46 FT
Range: 480miles
Max Speed: 107MPH
Weight: 11,4871bs (gross)
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