4 time signature, is really a holdover of the symbol, not a letter C being an abbreviation for "common time", as popularly considered). Though many of these innovations are ascribed to Vitry, and fairly existing from the Ars Nova treatise, it was a modern day—and personal acquaintance—of de Vitry, named https://relaxing-music56417.thechapblog.com/34930278/a-simple-key-for-ambient-music-unveiled