23 April 1915: Lieutenant Patrick Nelson Lynch Bellinger, United States Navy, flew a Burgess Dunne AH-10 float plane to an altitude of 10,000 feet (3,048 meters) over Pensacola Bay, Florida. Lieutenant Dunne was Naval Air Pilot No. 4. A graduate of the U.S. Naval Academy, Annapolis, Maryland, he served at sea aboard battleships before being assigned as […] The post 23 April 1915 appeared…