1. Add MS 89159/1/203-204 Reference (shelfmark): Add MS 89159/1/203-204 Title: Correspondence with the Royal Library, Brussels Collection Area: Western Manuscripts Languages: English Date Range: 1971-1989 Extent: 2 files
2. Add MS 89159/1/211-214 Reference (shelfmark): Add MS 89159/1/211-214 Title: Correspondence with Sotheby’s Collection Area: Western Manuscripts Languages: English Date Range: 1966-1991 Extent: 4 files
3. Add MS 89159/1/217-218 Reference (shelfmark): Add MS 89159/1/217-218 Title: Correspondence with B. Webb, collector, of Brisbane Collection Area: Western Manuscripts Languages: English Date Range: 1982-1986 Extent: 2 files
4. Add MS 89159/3/18-20 Reference (shelfmark): Add MS 89159/3/18-20 Title: Notebooks of Solomon Pottesman Collection Area: Western Manuscripts Languages: English Date Range: 1950s-1960s Extent: 3 files