Plus, it was not till 1030 that an Italian Benedictine monk named Guido d'Arezzo invented a 4-line stave, applying his hand to recollect the strains. Loads of early medieval songs is often a secret. A lot of people with the interval were illiterate, so songs was handed on orally, rather https://www.youtube.com/watch?v=mbqCyyAD1ag