handwritten music manuscript

Frédéric Chopin, Valse, autograph manuscript, between 1815 and1849, recto
Works by Frédéric Chopin Including Recently Discovered Waltz at the Morgan
An installation of works by Frédéric Chopin opens today at the The Morgan Library & Museum.
New Chopin manuscript
New Work by Frédéric Chopin Recently Discovered in the Collection of the Morgan
Curator Dr.
Johann Sebastian Bach, Cantata Auf Christi Himmelfahrt allein, BWV 128 [1725], Catalogue no.1. The autograph manuscript of the full score, the only surviving working manuscript, with annotations also by Bach's eldest son, Wilehelm Friedemann. 
Bodleian Acquires Rare Johann Sebastian Bach Manuscript
Bodleian Libraries has announced the acquisition through the Acceptance in lieu scheme of the autograph of
An original post-production music manuscript from composer John Williams containing the iconic Star Wars (Main Title) theme
John Williams’s Handwritten Music Manuscript for Star Wars Sold for $49,290
Given only six weeks to create the Star Wars movie score, composer John Williams ended up with 88 minutes of music which translated to about 800 pieces of sheet music.