Billy Robinson designed and built this monoplane and its radial engine. In 1914 he set a speed and distance record with it, carrying mail from Des Moines to Kentland, Indiana. (Description taken from Grinnell in Vintage Postcards by Bill Menner)
Photostatic copy of original letter delivered by Billy Robinson on his famous cross country flight from Des Moines to Kentland, Indiana on October 17, 1914. Letter is addressed to Mr. L.A. (Dr. Louis) Hopkins, Chicago, Illinois, brother of the famous…