Map

number

Twenty

Numbers & forms

A score: fingers and toes together in some counting systems. Sacred twenties and ordinary tallies should not be merged.

Nahua tradition

  • Twenty appears in Nahua tradition.

    Sahagún’s Florentine Codex records twenty among veintena feast months and vigesimal counting speech — named twenty as calendar and count base. A colonial-era Nahua ethnographic attestation, not a pan-Mesoamerican essence and not an unfiltered pre-invasion voice.

    from Bernardino de Sahagún and Nahua collaborators · Florentine Codex, c. 1577

    appears in · sourced · culturally specific

  • Twenty is used in Mastic.

    In Theophilus’s Divers Arts, the varnish mix takes fifty drachmas of resin and twenty-five of mastic — twenty-five is the mastic measure of that varnish compound.

    from Theophilus Presbyter · On Divers Arts, c. early 12th century

    used in · sourced · documented

  • Twenty is used in Dog Star.

    In Culpeper’s English Physician, twenty days before and twenty after the dog-star’s rising set the sun-steep window — twenty days each side frame that dog-star rising.

    from Nicholas Culpeper · The English Physician, 1652 (and later PD editions)

    used in · sourced · documented

  • Apocalypse appears in Twenty.

    In Twining’s Symbols and Emblems, compositions represent the four and twenty elders of the Apocalypse — the twenty (paired with the four) are the elder-count of that Apocalypse scene.

    from Louisa Twining · Symbols and Emblems of Early and Mediaeval Christian Art, 1852 (new ed. 1885)

    appears in · sourced · documented

  • Fifteen is used in Twenty.

    In Vitruvius’s Ten Books on Architecture, if a column is from fifteen feet to twenty feet, the bottom of the shaft is divided into six and a half parts for the upper thickness — fifteen-to-twenty is the height band that sets that shaft division.

    from Vitruvius; Morris Hicky Morgan (translation) · De Architectura, 1st century BCE; Morgan English 1914

    used in · sourced · documented

  • Nineteen is used in Twenty.

    In Vitruvius’s Ten Books on Architecture, a tetrastyle temple front is divided into nineteen and a half parts, a hexastyle into twenty-nine and a half — nineteen-and-a-half is the tetrastyle module count beside that hexastyle twenty-nine.

    from Vitruvius; Morris Hicky Morgan (translation) · De Architectura, 1st century BCE; Morgan English 1914

    used in · sourced · documented

  • Thirteen is used in Twenty.

    In Vitruvius’s Ten Books on Architecture, if columns are from fifteen feet to twenty, the height is measured off into thirteen parts for the architrave — thirteen is the part-count of that fifteen-to-twenty band.

    from Vitruvius; Morris Hicky Morgan (translation) · De Architectura, 1st century BCE; Morgan English 1914

    used in · sourced · documented

  • Quarter is used in Twenty.

    In Vitruvius’s Ten Books on Architecture, the drachma is divided into twenty-four quarter-obols — twenty-four and the quarter-obol are the paired small divisions of that drachma.

    from Vitruvius; Morris Hicky Morgan (translation) · De Architectura, 1st century BCE; Morgan English 1914

    used in · sourced · documented

  • Eighteen is used in Twenty.

    In Vitruvius’s Ten Books on Architecture, a hexastyle front is divided into eighteen parts and an octastyle into twenty-four — eighteen parts set that hexastyle module count beside the octastyle twenty-four.

    from Vitruvius; Morris Hicky Morgan (translation) · De Architectura, 1st century BCE; Morgan English 1914

    used in · sourced · documented

  • Thirty is associated with Twenty.

    In Beeton’s Book of Household Management, pepper-plant spikes run from twenty to thirty berries when ripe — twenty-to-thirty is that pepper spike count band.

    from Isabella Beeton · Book of Household Management, 1861

    associated with · sourced · documented

  • Spiral is used in Twenty.

    In Ure’s Dictionary of Arts, Manufactures, and Mines, nitric acid acts on the spiral slip of gold and silver alloy for twenty-five minutes — twenty-five minutes is the acid time on that spiral.

    from Andrew Ure · Dictionary of Arts, Manufactures, and Mines, 1839 (and later PD editions)

    used in · sourced · documented

  • Fiftieth is used in Twenty.

    In the Handbook of Soap Manufacture, the mixture stands for twenty-four hours while hydrolysis takes place after the fiftieth-part acid addition — twenty-four hours is the stand after that fiftieth cut.

    from W. H. Simmons & H. A. Appleton · The Handbook of Soap Manufacture, PD Gutenberg #21724

    used in · sourced · documented

  • Forty Days is associated with Twenty.

    In Dunglison’s Medical Lexicon, diseases which last from twenty to forty days are classed among acute spans — twenty-to-forty days is that acute duration band.

    from Robley Dunglison · Medical Lexicon, 1874 (and earlier PD eds.)

    associated with · sourced · documented

  • Seder is used in Twenty.

    In the Jewish Encyclopedia, in Seder Rab Amram the number of verses has increased to twenty-five among Sephardic and related counts — twenty marks that Seder verse growth band.

    from Isidore Singer et al. · The Jewish Encyclopedia, 1901–1906

    used in · sourced · documented

sources