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:
north island northisland haase san diego sandiego us navy usnavy aviation aircraft airplane biplane prototype boeing boeing model boeingmodel boeing boeing boeing xfb boeingxfb xfb boeing xfb boeingxfb xfb xfb buno bunoa buno buno pratt amp whitney prattwhitney pratt amp whitney wasp prattwhitneyrwasp pratt amp whitney prattwhitneyr