Powder mill, Waltham Abbey mb-artist Francis_Hawksworth View of Buckingham Palace

View of Buckingham Palace

Figure 3 has been corrected

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

Top view of the fossil head of a sea turtle named by Richard Owen FRS (1804-1892) in 1842

Powder mill, Waltham Abbey mb-artist Francis_Hawksworth View of Buckingham PalacePlan 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