NAPIER PAPERS. Vols. X-XII. Notes on experiments on gunpowder carried out at Purfleet with the dates of the receipt from named manufacturers of each batch tested, and daily notes of weather; 1782-1783. Reversing the first volume (49095, ff. 38b-37b) are notes in another hand on the proportions of ingredients used in various countries for the most powerful kinds of gunpowder, with further notes on the quantity held in each of the magazines at Purfleet, Tilbury Fort and Gravesend Blockhouse an...
Scope & Content:
Gunpowder: Note-books of G. Napier rel. to experiments in its manufacture, etc.,: 1782, 1783.