who invented pencils? and...how?
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Math Explains Your World (public library), John D. Barrow tells the story of this underrated technological marvel: The modern pencil was invented in 1795 by Nicholas-Jacques Conte, a scientist serving in the army of Napoleon Bonaparte.
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1
Answer:
John D. Barrow tells the story of this underrated technological marvel: The modern pencil was invented in 1795 by Nicholas-Jacques Conte, a scientist serving in the army of Napoleon Bonaparte.
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