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100
Writing
writing was invented in 2,100 bc for economic reasons. People would make wedges on tbalets and that was called cuneiform.The way people would sign was they would put a cylinder seal.
www.historyhaven.com
www.smarthistory.kahnacademy.org -
100
Alphabet
The alphabet started in about 2700bc. It can be traced back to egyptian hieroglypics. They alphabet was made to represent basic sounds.
www.reusableart.com
www.ancient.edu -
Jan 1, 1445
Priting Press
It was made in 1445. The printing press was made by Johannes Gutenberg. It was used to make copies of books.
www.fromoldbooks.com
www.learner.org -
Typewriter
It was made in 1714. Invented by Henry Mill. Made to right papers,flyer,and books. xavier.edu.
dsilyplateofcrazy.com -
Telegraph
It was invented in 1830-1840 by Samuel Morsse.Mainly composed of dots and dashes to symbolise the english lanuage. openclipart.com
www.history.com -
Telephone
Invented in 1876 by Alexander Graham Bell. The first words spoken over the telephone was three days after it was patent. One of the first telephone foundations was AT&T.
www.history.com
thegraphicfairy.com -
Computer
Invented by univac l in 1951. They were made in the united states of america. At the time the computers sold for $1.millon each.
www.computerhistory.org
www.history.org
