1. MUS RP 6790 Reference (shelfmark): MUS RP 6790 Title: Scope & Content: Felix Mendelssohn Bartholdy: Autograph letter signed to Thomas Attwood. Sotheby’s sale 21 May 1998, lot no.276. Creation dates: 28 May 1836 Collection Area: Music Collections Languages: Undetermined Date Range: 30 Jun 1998 Extent: 4 photocopies