Lice, 1736.

Spiders, 1736.

Scorpions and louse, 1736.

Flea, 1736.

Louse clinging to a human hair, 1736.

Saxon mine model, Slovakian, c 1700.

Water-powered mechanism for lifting rock, 1734.

John Whitehurst, English horologist, c 1783.

Newcomen's steam engine at Dudley Castle, West Midlands, 1719.

'Descent of a Horse down a Mine-shaft at Creuzot', 1869.

Bradley Mine, West Midlands, c 1808.

Geared roller copper plate printing pres, 18th century.