1. History of a computer By: Shaheen http://www.computerlab.co.uk/

2. 1623 The first machine that calculates works. It was made by a German inventor whose name was Wilhelm Schickard. http://en.wikipedia.org/wiki/Wilhelm_Schickar d http://www.officemuseum.com/calculating_m achines_adders.htm

3. 1774 The first telegraph was built by Samuel Morse. http://www.samuelmorse.net/

4. 1792 Claude Chappe a French engineer invented the Semaphore to connect long distances. http://en.wikipedia.org/wiki/Claude_Chappe

5. 1804 Joseph-Marie Jacquard invented the automatic loom. http://schools.dcsd.k12.nv.us/jves/class/rriley/ IT.htm

6. 1861 The first permanent picture/photograph was taken by the photographer whose named by Thomas Sutton and was invented by James Clerk Maxwell. http://www.theislandwiki.org/index.php/Thomas_Sutton http://su.wikipedia.org/wiki/James_Clerk_Max well

7. 1868 The first type writer was invented by Christopher Latham Sholes, Carlos Glidden and Samuel W. Soule. http://en.wikipedia.org/wiki/Typewriter

8. 1875 The company Tokyo Shibaura Electric K.K was established by Tanaka-Seizo-sho in Japan and later it was called Toshiba http://www.pennenergy.com/articles/pennene rgy/2013/07/energy-management-toshiba- acquires-cybergrid.html

9. 1896 Herman Hollerith generates a company for machines called Tabulating Machine Company. Now it is know as the IBM. http://geospatialworld.net/News/View.aspx?ID =28411_Article

10. 1906 Xerox was founded by Joseph C. Wilson and Chester Carlson. http://www.computerhope.com/comp/xerox.h tm

11. 1907 Lee Forest invented the first electric switch for the electric computer. http://www.computerhope.com/people/lee_f orest.htm

12. 1928 The Galvin Manufacturing Corporation was founded by Paul and Joseph Galvin. Now the company is known as Motorola. http://www.computerhope.com/comp/motor ola.htm

13. 1936 The first binary computer was invented by Konrad Zuse. http://kprabhucs.blogspot.ca/2010/08/who- built-first-computer.html

14. 1937 The first electronic digital computer was invented by John Atanasoff. https://www.ece.iastate.edu/the- department/history/history-of-computing/

15. 1942 The first drum memory was invented by John Atanasoff. http://en.wikipedia.org/wiki/John_Vincent_At anasoff

16. 1943 The first electronic computer was invented. http://www.britannica.com/EBchecked/topic/ 183842/ENIAC

17. 1947 The memory systems are now working. http://www.computerhope.com/jargon/w/will tube.htm

18. 1951 The first random access memory was invented by Jay Forrester. http://www.wired.com/2010/05/0511magneti c-core-memory/

19. 1955 The 7 th computer has been invented by using the magnetic storage memory. It was invented by Konrad Zuse. http://www.computerhope.com/people/konra d_zuse.htm

20. 1957 IBM invents their first computer using 2000 transistors. http://geospatialworld.net/News/View.aspx?ID =28411_Article

21. 1968 The first desktop computer was marketed by Hewlett Packard also known as HP. http://www.computerhope.com/comp/hp.htm

22. 1968 Internet was invented by UCLA ted. http://blogs.anderson.ucla.edu/anderson/201 2/02/ucla-anderson-ted-week-ucla-anderson- ted-week-schedule.html

23. 1969 Intel invents the static random-access memory. http://www.computerhope.com/comp/intel.ht m

24. 1970 The first mouse for a computer was invented by Douglas Engelbart. http://www.computerho pe.com/people/douglas _engelbart.htm

25. 1971 The first microprocessor was invented by intel and Marcian Hoff http://bluebird.mvsu.edu/~kbaker/mehoff.htm l

26. 1974 The microprocessor is improved. http://www.computerhistory.org/revolution/d igital-logic/12/284/1539

27. 1975 The first PCs were shipped with 1 KB. http://www.cnmeonline.com/analysis/30- years-of-pcworld-30-pivotal-moments-in-pc- history/

28. 1975 Microsoft was founded. http://www.computerhope.com/comp/msoft. htm

29. 1975 The first portable computer was invented. http://thenextweb.com/shareables/2012/07/2 3/first-portable-computer-55-pounds-and- cost-more-than-a-car/

30. 1976 The 5.25 inch floppy disc was invented. http://commons.wikimedia.org/wiki/File:5.25- inch_floppy_disk.jpg

31. 1987 The Microsoft PowerPoint was invented. http://en.wikipedia.org/wiki/Microsoft_Power Point

32. 1991 The world wide web is invented also known as www. https://www.mysciencework.com/news/8869/ science-and-curation-the-new-practice-of- web-2-0

33. 1996 Laptops were invented. http://www.clipartpanda.com/clipart_images/l aptop-clip-art-vector-clip-32710715

34. 1999 The first micro drive was invented by IBM. http://www.computerhope.com/jargon/m/mic rodri.htm

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