Understanding the development of music writing in various cultures from its beginnings to present. Notation systems of Turkish Music. Early Music ( such as Letter, Neume, Tablature) and 20th century new notation styles and notations that have been used from 17th century to present in Turkish Music (Kındi, Ebced, Maragi, Ali Ufki, Kantemiroğlu, Nayi Osman Dede, Mustafa Kevseri, Hamparnasum ) and passing to European notation systems after 19th century.