1. MUS RP 6974 Reference (shelfmark): MUS RP 6974 Title: Scope & Content: Serge Lifar. Five autograph letters to Diaghilev. Sotheby’s sale 06 Dec 2002 lot no.90. Creation dates: Undated Collection Area: Music Collections Languages: Undetermined Date Range: 19 Dec 2002 Extent: 11 photocopies