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100
Symbols.
Symbols. A symbol is an image or something that represents something else -
100
cave drawing
Cave drawings came around 30,000B.C , they told stories about battles and hunters on big painted murals . -
104
Printing Press
The Printing Press was first used by Gute Berg. The Printing Press was also used for the Bible -
Telegraph
The Telegraph was invented by Joseph Handy. -
Computer (UNIVAC)
The UNIVAC Computer was the first commercially available mass product