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:
lou larson loularson world war one worldwarone aviator fighter ace fighterace frank luke frankluke luke medal of honor medalofhonor moh congressional medal of honor congressionalmedalofhonor cmoh spad spad xiii spadxiii balloon buster balloonbuster arizona balloon buster arizonaballoonbuster th aero squadron thaerosquadron fs fs