History of Early Calculating Machines - Pre-computers By beachmonk Jan 1, 1500 3000 BC Abacus Invented Jan 1, 1500 80 AD - bronze mechanical lunar month calculator constructed in Greece Jan 1, 1600 Note worthy: Donuts invented in Holland - Holes in donuts came in 1850 Holes in donuts came in 1850 Period: Jan 1, 1600 to Oct 7, 2010 History of Mechanical Computing Jan 1, 1622 First slide ruler invented - William Oughtred Jan 1, 1623 Calculating clock invented for multiplying large numbers - Wilhelm Schickard Jan 1, 1642 Adding machine invented - Blaise Pascal Note worthy:Galileo Dies, Isacc newton born. Jan 1, 1666 mechanical calculator built - Samuel Morland Jan 1, 1679 Introduction of Binary Mathematics - Gottfried Leibnez Jan 1, 1761 Sandwich is first created Jan 1, 1774 first to build and sell calculating machines accurate to 12 digits - Phillip-Malthus Hahn Jan 1, 1777 Multiplying calculator invented - Earl of Stanhope Jan 1, 1803 Note worthy: invention of the automated loom which used punch cards to reproduce complex patterns Jan 1, 1820 First mass marketed calculating mahine -Thomas de Colmar's Arithmometer Jan 1, 1822 Charles Babbage begins work on Difference Enging Jan 1, 1829 Type Writer patented - Jan 1, 1831 Telegraph invented - Sameil B Morse Jan 1, 1834 Babbage begins work on the analytical machine Jan 1, 1840 First programmer - Lord Byron's daughter, Ada, countess of Lovelace suggests to Babbage that he use binary code Jan 1, 1850 Boolean Logic developed - George Boole Jan 1, 1853 First printing calculator invented - Scheutz Jan 1, 1853 Noteworthy: Potato chips invented Jan 1, 1862 Noteowrthy: Macine gun invented - George Gattling Jan 1, 1876 Telephone invented - Alex Bell Jan 1, 1886 Noteworthy: Coca-cola invented Jan 1, 1890 First punch card data processing machine introduced - Herman Hollerith Use to compile information for the 1890 US Census Jan 1, 1890 Noteworthy: first baseball cards issued Jan 1, 1892 First adding machine with printer - William Burroughs Jan 1, 1899 Magnetic recording invented Jan 1, 1901 Tabulating Machine Company started - Hollerith Jan 1, 1906 Vacuum tube invented - William DeForest Jan 1, 1911 Hollerith's company merges to become the Calculating, Tabulating and Recording Company Jan 1, 1915 Noteowrthy: Einstein publishes his Theory of Relativity Jan 1, 1924 the Calculating,Tabulating and Recording Company changes it name - IBM started. Jan 1, 1928 IBM adopts 80 column punch card used for next 50 years. Jan 1, 1933 SPAM is introduced in America - NO, not fake email! Jan 1, 1935 Electric Typewrite introduced - IBM Jan 1, 1938 Noteworthy: David Packard and William Hewlett start HP in thier garage. Jan 1, 1938 First programable calculating machine completed. Konrad Zuse