1. Add MS 4268-4272 Reference (shelfmark): Add MS 4268-4272 Title: BIRCH PRIVATE PAPERS. Five volumes. Various sizes. Scope & Content: Thomas Birch, d 1766 DD, FRS: Private papers: 1720-1766. Collection Area: Western Manuscripts Languages: English, French, German, and Latin Date Range: [1621-1799] Extent: 5 items