1. MUS RP 4664/10 Reference (shelfmark): MUS RP 4664/10 Title: Scope & Content: Photograph of an autograph letter, signed, from Louis Spohr to an unidentified correspondent, Cassel, 6 Dec 1836. Collection Area: Music Collections Languages: Undetermined Date Range: 31 Jan 1991 Extent: 2 black and white prints