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        <title>Mensura monocordi</title>
        <title type="abbrev">ANOMMON</title>
        <author>Anonymous</author>
        <date notBefore="800" notAfter="1099">9th-11th</date>
      </titleStmt>
      <editionStmt>Thesaurus Musicarum Latinarum 
      <respStmt>
        <resp>E</resp>
        <persName>Andreas Giger</persName>
      </respStmt>
      <respStmt>
        <resp>C</resp>
        <persName>Elisabeth Honn</persName>
      </respStmt>
      <respStmt>
        <resp>A</resp>
        <persName>Thomas J. Mathiesen</persName>
      </respStmt>
      <date>1997</date></editionStmt>
      <sourceDesc>
        <bibl type="edition">
Hans Schmid, ed., 
<emph>Musica et scolica enchiriadis una cum aliquibus tractatulis adiunctis</emph>, Bayerische Akademie der Wissenschaften, Veröffentlichungen der Musikhistorischen Kommission, Band 3 (Munich: Bayerische Akademie der Wissenschaften / C. H. Beck, 1981), 238. As a work, this treatise is in the public domain. As a raw transcription, this file is free of copyright and may be reproduced and distributed freely.
</bibl>
        <bibl type="work">
          
<title>Anonymous: Mensura monochordi</title>
          
<idno type="LML">MON. In mon.</idno>
        
</bibl>
        <listWit>
          <witness>
            <idno type="RISM">D-KA K 504, 43v</idno>
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      <p id="ANOMMON0001">
      <pb n="[238]" />MENSURA MONOCORDI</p>
      <p id="ANOMMON0002">In monocordo, quod dicitur Fortunatiani, illa mensura tenenda est, ut in principio totius spatii ponatur protus gravis cum hac nota [signum]. Deinde tota regula in novem dividatur, et illa parte nona detracta ibidem ponatur deuterus gravis cum hac nota [signum]. Ab eodem loco usque in finem sumatur tercia pars, in quo loco ponatur deuterus finalis ad hunc modum [signum]. Quo spatio in octo diviso et octava adiecta parte fit tonus ibique signatur protus finalis ita [signum]. Eodem iterum spatio in octo diviso erit alter tonus, qui dicitur tetrardus gravis ita [signum]. Nihilominus exinde octava parte sumpta priorique loco addita, cadit continuus tercius tonus, qui dicitur tritus gravis ita [signum]. Inter quem et illum deuterum, qui primus est factus, ultro se fert semitonium non propria qualibet regula factum, sed communi aliarum dimensionum ratione inventum. Incipiatur iterum a deutero finali, et quod residuum est monocordi inmensurati dividatur in tria. Tertia parte reperta signetur deuterus superiorum cum tali figura [signum] proportione toni effectus. Hoc per octo diviso et octava per epogdoum adiuncta erit protus superiorum tali caractere formatus [signum]. Iterumque ab hoc octo partibus sumptis et octava parte addita tetrardus finalis hic [signum]. Illi quoque octava sua parte superposita tritus erit finalis iste [signum]. Inter quem et deuterum finalium denuo se ingerit sua sponte semitonium. Expensis igitur duobus tetracordis . . .</p>
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