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:
e.g. eg leonhardt special collection photo martin field with group front biplane dh. dh blackandwhite monochrome outdoor black and white Catalog Title E.G. Leonhardt Special Collection Photo Leonhardt at Martin Field with group in front of biplane Additional Information Elmer Leonhardt . was pilot in WWI and later an airmail pilot.