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The Evolution of the Pencil

The Evolution of the Pencil. By. Devin Nunez. What is a pencil?. A pencil is a writing implement or art medium usually constructed of a narrow, solid pigment core inside a protective casing. The case prevents the core from breaking, and also from marking the user’s hand during use. Stylus.

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The Evolution of the Pencil

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  1. The Evolution of the Pencil By. Devin Nunez

  2. What is a pencil? • A pencil is a writing implement or art medium usually constructed of a narrow, solid pigment core inside a protective casing. • The case prevents the core from breaking, and also from marking the user’s hand during use.

  3. Stylus • The first pencil that others could copy and was universally known was the stylus. • Styluses were used mainly by ancient Egyptians and Romans.

  4. Graphite Discovery • Before 1565 a deposit of graphite was discovered the locals thought it worked well for marking sheep and was solid and easy to form into sticks.

  5. Wood Holders! • An Italian couple Simonio and LyndianaBernacottimade the first blue prints for the wood encased modern carpentry pencil. • Their version was a flat, oval, more compact type of pencil.

  6. Addition of the Eraser • On 30 March 1858, Hymen Lipman received the first patent for attaching an eraser to the end of a pencil.

  7. Sources • http://en.wikipedia.org/wiki/Eraser • http://en.wikipedia.org/wiki/Pencil#History

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