musicology

Musicology is reasoned discourse concerning music (Greek: μουσικη = "music" and λογος = "word" or "reason"). In other words:

Ludwig van Beethoven's manuscript sketch for Piano Sonata No. 28, Movement IV, Geschwind, doch nicht zu sehr und mit Entschlossenheit (Allegro), in his own handwriting. The piece was completed in 1816.