THE SMART TRICK OF MEDIEVAL MUSIC THAT NOBODY IS DISCUSSING

four time signature, is really a holdover of the image, not a letter C being an abbreviation for "frequent time", as popularly considered). Even though a lot of of these improvements are ascribed to Vitry, and relatively existing from the Ars Nova treatise, it was a contemporary—and private acquaintance—of de Vitry, named Johannes de Muris (or