1. MUS RP 6813 Reference (shelfmark): MUS RP 6813 Title: Scope & Content: Arnold Schoenberg, Autograph letter signed. Sotheby’s sale 04 Dec 1998 lot no.275. Creation dates: 8 Nov 1916 Collection Area: Music Collections Languages: Undetermined Date Range: 31 Jan 1999 Extent: 2 photocopies