Keystone NK

1928 naval training aircraft family. 
Keystone Trainer Design 1

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Wikimedia, Wikidata
Keystone Aircraft, aircraft family, United States, 

• Freebase entry^@
  

• 

  NK-1
  
• 

  Pup
  
• 

  XNK-1
  

Frameless

Keystone Aircraft Corporation Logo

Keystone Loening Aircraft Corporation Logo

Photograph of Keystone Bombardment Airplanes of the 2nd Bombardment Group Flying Over Washington, DC

Washington D.C.

Type	Date	Description	Keywords	Notes	Source
link		Freebase entry@			Wikidata
aircraft		NK-1	aircraft model, Keystone NK		Wikidata
aircraft		Pup	Keystone NK, prototype aircraft model		Wikidata
aircraft		XNK-1	aircraft model, Keystone NK		Wikidata
image	1929	Keystone Aircraft Corporation Logo			Wikimedia
image	1929	Keystone Loening Aircraft Corporation Logo			Wikimedia
image		Photograph of Keystone Bombardment Airplanes of the 2nd Bombardment Group Flying Over Washington, DC			Wikimedia
image		Washington D.C.			Wikimedia

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