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    napier's rods

    napier's rods - 365bet中国官方网站 definition and meaning for word napier's rods

    Definition
    (noun) a set of graduated rods formerly used to do multiplication and division by a method invented by John Napier
    Synonyms : napier's bones

  • Word used in video below:
    text: mr. Napier m'lady what a surprise
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