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    How to Entertain with Your Pocket Calculator (1975) historical math archive.org
    classichasclass avatar via classichasclass 1 year ago |
    Archive.org Archive.today Ghostarchive
    | 3 comments
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      caboteria avatar caboteria 1 year ago

      58008

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        roryokane avatar roryokane 1 year ago

        More generally, calculator spelling

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          gcupc avatar gcupc 1 year ago

          My first thought, as well.