February 19, 1878: Thomas Edison receives a patent for the phonograph.
February 20, 1846: John Drummond receives a patent for molds for the manufacture of candles.
February 21, 1965: The Number 1 Chart Toppers pop song is This Diamond Ring by Gary Lewis and the Playboys.
February 22, 1923: The United States begins the first transcontinental air mail route.
February 23, 1778: Friedrich Wilhelm von Steuben arrives at Valley Forge to train George Washington’s soldiers.
February 24, 1938: DuPont produces the first nylon bristle toothbrush.
February 25, 1836: Sam Colt receives patent for Paterson Colt 5-shot revolver. He will produce this gun in a variety of barrels and calibers.
Until next week,