3500	Etana,Babylonian shepherd
2220	Emperor Shun,Chinese flight
1500	Kai Ka'us,Persian King 
1100	Daedalus & Icarus,
1000	Chinese ,Kites
900	Arabian Flight,Flying carpet
852	King Bladud,Tower-jumper 
1487	da Vinci,Flying machine sketch
1500	Wan-Hu,Chinese kite-rocket 
1687	Newton,Gravity & motion laws
1738	Bernoulli,explains lift
1783	Charles,1st hydrogen balloon
1783	Montgolfier,1st balloon flight
1785	Jefferies & Blanchard,Balloon
1797	Garnerin,1st parachute descent
1799	Cayley,Modern plane designer 
1805	Blanchard, 1st female aeronaut
1871	Wenham,Constructs wind tunnel
1871	Penaud,Planophore
1876	Otto,Invents engine
1881	Lilienthal,Glider researcher
1883	Montgomery,1st American glider
1893	Hargrave,Box kite design originated
1893	Phillips,Airfoil researcher
1896	Chanute, Early Aerodynamicist
1896	Langley,Powered aircraft 
1899	Wright Brothers, Powered flight
1900	Zeppelin,Invents dirigible
1904	Prandtl,Boundary layer concept
1905	Lanchester,Wing researcher
1906	Santos-Dumont, European flight
1909	Bleriot, 1st Channel crossing
1909	Fokker,Early aircraft manufacturer 
1911	Rodgers,First pilot to fly across the continental U.S.
1911	American Barnstorming pilots,
1911	Curtiss, First successful hydroplane
1912	Quimby, First female pilot to cross English Channel
1912	Karman,Turbulence researcher
1914	World War I, 
1915	McCook Field, Research
1917	NACA,US Aeronautic research 
1917	Bullard,African-American pilot
1918	U.S. Air Mail service,begins
1918	Junkers,Cantilever wings 
1919	Rohrbach,Stressed skin concept
1921	Moss,Turbocompressor
1921	Coleman, Female pilot 
1921	Pressurized cabin,First flight
1923	  de la Cierva, Invented autogyro
1926	Goddard, Rocketry pioneer
1926	Amundsen/Byrd, North Pole
1927	Lindbergh, Trans-Atlantic 
1927	Rodert,Ames research program solves de-icing problems
1927	Banning,Pilot 
1928	Earhart, Prominent female pilot
1928	First refrigerated wind tunnel,
1929	Byrd, 1st South Pole flight  
1930	Whittle, Jet engine inventor
1932	Caldwell,Propeller work 
1933	Batten, Female aviator
1933	Reitsch, Female test pilot
1933	Post, 1st solo round-the-world 
1934	DC-3,Important passenger plane
1937	Hindenburg,German dirigible
1939	Sikorsky, Helicopter
1939	WWII,
1940	Boeing 307-B Stratoliner, 
1940	Tuskegee Air School,& Airmen
1942	Love/Cochran,female pilots
1944	Whitcomb,Wasp-shape fuselage 
1945	Jones,Innovator in wing design
1947	Yeager, Breaks sound barrier
1948	Vickers Viscount, Airliner
1951	Aerodynamic parabolas, 
1952	H. Julian Allen,Blunt object 
1956	Flight Simulator development,
1957	Sputnik satellite launched,
1958	NASA,Inauguration
1966	SR-71,Spy plane
1968	Sintes, Female captain
1969	Dusterberry, White & Bray,
1970	Computational Fluid Dynamics ,
1970	Boeing 747, First jumbo jet
1975	Concorde,Supersonic transport
1977	MacCready,Human-powered flight
1980	Chisholm, Female solo flight
1981	Space shuttle, 1st flight
1983	Bluford,Shuttle pilot
1984	Cray-2,Supercomputer
1986	Rutan & Yeager,Nonstop flight
1994	Boeing 777,Important transport 
1995	MacCready,Solar-powered flight
2015	X-33,Space plane