Important Inventions and Discoveries in the world

Airplane, 1903. Inventors: Orville Wright (1871-1948) and Wilbur Wright (1867-1912), (U.S.) Kitty Hawk, North Carolina. Revolver, 1835. Inventor : Samuel Colt (U.S.) (1814-62). Steam Engine (condenser), 1765. Inventor : James…