This image was acquired from
flickr and wikimedia. 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:
fokker d.x dx outdoor monochrome Catalog Title Fokker D.X Corporation Name Fokker Additional Information Germany Designation D.X Tags Fokker D.X Repository San Diego Air and Space Museum Archive Catalog Title Fokker D.X Corporation Name Fokker Additional Information Germany Designation D.X Tags Fokker D.X Repository San Diego