1. Add MS 4278-4279 Reference (shelfmark): Add MS 4278-4279 Title: PELL PAPERS. Vols. I, II. Letters, etc., arranged in alphabetical order. Collection Area: Western Manuscripts Languages: Dutch, English, French, German, Italian, and Latin Date Range: [1619-1683] Extent: 2 items
2. Add MS 4408-4409 Reference (shelfmark): Add MS 4408-4409 Title: PELL PAPERS. Extracts from mathematical works, miscellaneous calculations of logarithms, geometrical problems, notes on optics, etc. Collection Area: Western Manuscripts Languages: Dutch, English, and Latin Date Range: 17th century Extent: 2 items