1. RPS MS 333-378 Reference (shelfmark): RPS MS 333-378 Title: General correspondence (‘original letters’ received: alphabetical sequence; concerts and general correspondence: chronological sequence) Collection Area: Music Collections Languages: English, French, German, Italian, and Russian Date Range: [1813-1976] Extent: 46 items
2. RPS MS 379-391 Reference (shelfmark): RPS MS 379-391 Title: Special correspondence Collection Area: Music Collections Languages: English, French, and German Date Range: [1821-1976] Extent: 13 items