1. MUS RP 4454/1 Reference (shelfmark): MUS RP 4454/1 Title: Scope & Content: Photocopy of an autograph letter, signed, from Johannes Brahms to Richard von Perger, dated Aug 1859. Collection Area: Music Collections Languages: Undetermined Date Range: 7 Jun 1990 Extent: 2 photocopies
2. MUS RP 4454/2 Reference (shelfmark): MUS RP 4454/2 Title: Scope & Content: Photocopy of Johann Strauss II: autograph letter, signed, to the publisher Simrock, dated 16 Jan 1892, together with an autograph manuscript containing sketches for vocal and instrumental works, with corrections. Collection Area: Music Collections Languages: Undetermined Date Range: 7 Jun 1990 Extent: 5 photocopies