Park gates by Coalbrookdale Company, Kensington Gardens, London, 2003.

Tin glazed earthenware plate, English, 18th century.

General purpose handyman's tool kit, 1999.

Nasmyth steam hammer, c 1850.

Handles of a hand tool from the Titanic, 1912.

Small screw-cutting device for clock-maker's use, c 1800.

Nine glazed earthenware drainpipe models, 19th century.

James Watt's workshop, 1790-1819.

Modern chair, c 1953.

Commemorative medal, celebrating the opening of Thames Tunnel, 1843.

Watt's separate condenser model No 1, 1769.

'Macfarlane's castings', c 1882.