Electric oven, by GEC, 1895-1910.

Map showing electricity generating stations in London, 1891.

'Save Fuel! Fuel Costs Us over £100 per Minute', BR staff poster, 1956.

Refuse-derived fuel pellets, USA, 1980s.

Refuse-derived fuel pellets, USA, 1980s.

Refuse-derived fuel pellets, USA, 1980s.

Refuse-derived fuel pellets, USA, 1980s.

Magnox fuel can, c 1968.

Model E-1 'Electric Build-it Set', USA, 1956-1960.

Radio with plastic cabinet, 1940s.

General arrangement drawing of Pennsylvania Railway (USA) '2-2-2-0' locomotive.43425_7018

Boy with Van de Graaff generator exhibit at Science Museum, London, 1964.