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:
national air races nationalairraces airplane models airplanemodels cleveland These photos are from an album AL donated to the Museum from an unknown source. The album shows airplane models and images from the National Air Races. Repository San Diego Air and Space Museum Archive These photos are from an album AL donated to the Museum