WWII Era Folmer Graflex US Army Air Force Aircraft K-20 Camera Aerial w/ Case. Vintage USA Navy camera for aircraft - Black body and case with yellow and red filter lenses - Serial # usn 43-4638- Normal wear & tear. The item "WWII Era Folmer Graflex US Army Air Force Aircraft K-20 Camera Aerial with Case" is in sale since Monday, September 23, 2019. This item is in the category "Cameras & Photo\Vintage Movie & Photography\Vintage Cameras\Other Vintage Cameras".The seller is "spectrum-sharkz" and is located in Mission Viejo, California. This item can be shipped to United States.