Powder mill, Waltham Abbey mb-artist Francis_Hawksworth XXXI from Micrographia: or some

XXXI from Micrographia: or some physiological descriptions of minute bodies made by magnifying glasses with observations and Inquiries thereupon

Sri Lanka at Ballarat

View of Buckingham Palace

View of Tower Bridge under construction with river traffic in the foreground

000 in 1856

Powder mill, Waltham Abbey mb-artist Francis_Hawksworth XXXI from Micrographia: or somePlan for the water driven powder mill at Waltham Abbey, Essex, 1: 24 scale. From Smeaton volume 2, fol. 37. Powder mills were used in the manufacture of blackpowder, a type of gunpowder. Smeaton was contracted in 1767 by the mill's owner, Bouchier Walton, to design improved mills. The site was purchased by the Crown in 1787 to become one of three Royal Gunpowder Mills in the UK. Original: ink on paper. 1771