This image was acquired from
flickr. It was marked as Public Domain or CC0 and is free to use. To verify, go to the source and check the information there.
Keywords from Image Description:
airplane nc autogyro autogiro pitcairn hangar rotorcraft rotary wing rotarywing blackandwhite monochrome outdoor vehicle aircraft black and white Photos from an Album AL containing images of aircraft taken circa in the bay area. Repository San Diego Air and Space Museum Archive Photos from an Album AL containing images of aircraft