1. MUS RP 6863 Reference (shelfmark): MUS RP 6863 Title: Scope & Content: Ludwig van Beethoven: Autograph manuscript of apparently unknown movement for string quartet in B minor. Sotheby’s sale 8 Dec 1999 lot no.189. Creation dates: Undated Collection Area: Music Collections Languages: Undetermined Date Range: 24 Jan 2000 Extent: 4 photocopies