1. MUS RP 6861 Reference (shelfmark): MUS RP 6861 Title: Scope & Content: Franz Liszt: Autograph musical manuscript of a ‘Prelude omnitonique’ for piano, S166e. Sotheby’s sale 9 Dec 1999 lot no.158. Creation dates: Undated Collection Area: Music Collections Languages: Undetermined Date Range: 12 Jan 2000 Extent: 2 prints