March 3 -The National Advisory Committee for Aeronautics is founded. It later became The National Aeronautics and Space Administration (NASA), 1915.
March 10 -The Boeing V-22 Osprey, a tilt-rotor craft, makes its first flight. It can fly either as a helicopter or an airplane, 1957.
March 22 – Tuskegee, AL, the first Pilot Training Program for African Americans is activated, 1941.
April 7 – Dwight Eisenhower becomes the first president to travel by jetliner. He flies on the VC-137 A, Air Force One, on its maiden flight, 1959.
April 16 – Wilbur Wright’s birthday, 1867.
April 23 – Smoking is banned on U.S. flights that last less than two hours, 1988.
May 13 – First airmail stamp was issued, 1919.
May 19 – Jacquelin Cochran becomes the first woman to break the sound barrier, 1953.
May 20 – Amelia Earhart becomes the first woman pilot to cross the Atlantic Ocean, 1932.
Source: Minnesota DOT. Office of Aeronaut1n, 1999 Calendar.