1. MUS RP 6769 Reference (shelfmark): MUS RP 6769 Title: Scope & Content: Mahler. Autograph sketch-leaf for the Ninth Symphony. Sotheby's 12/1997, lot 115. Creation dates: Circa 1909 Collection Area: Music Collections Languages: Undetermined Date Range: 30 Dec 1997 Extent: 1 black and white print