Utilissime musicales regule necessitate plaini cantus simplicis contrapuncti: rerum factarum tonozum vsualium: nec non artis accentuandi tam speculatiue practice: accriori lima mundate (1526)
In iced vemm 3». Cfa ut / ſunt due mutationes ſunt alique mutationes. emen E lami / ſunt due mutatlones. P. ue mutatiões af cea 2 [i deſ cẽdũt / ſatis ca erde etetiáa :
Gregorian chants · Counterpoint
Internet Archive · Boston Public Library · Public domain (published before 1931). Free to use for anything.
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