Subject: Drawings of gunpowder manufacture from "A Treatise on Gunpowder" by Frederick Drayson
Description: Plan of new mill head and tail streams proposed to be made in Queen's Mead, showing the position of the 5 Gunpowder Mills proposed to be retained on the old Mill Head, the situation of the Cylinder House for making charcoal and the site of the Composition Mills over the gullies.
Notes: See WABD 0901-343 and Negatives of Drawings held in WANBD-0001.
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