Grumman FF-1 Biplane

The Grumman FF "Fifi" (company designation G-5) was an American biplane fighter aircraft operated by the United States Navy during the 1930s. It was the first carrier aircraft with retractable landing gear. It was produced under licence in Canada and known as the Goblin in Canadian service and Delfin (en:Dolphin) in Spanish service.

Located at the Naval Aviation Museum, Pensacola, Florida
pictures taken and shared by Matt Riesmeyer