1. Add MS 49099-49100 Reference (shelfmark): Add MS 49099-49100 Title: NAPIER PAPERS. Vols. XIV, XV. Two experiment books, Purfleet; 1782-1783. Fair copies. Brown calf binding. Scope & Content: Gunpowder: Note-books of G. Napier rel. to experiments in its manufacture, etc.,: 1782, 1783. Collection Area: Western Manuscripts Languages: English Date Range: 1782-1783 Extent: 2 items