The Electric Generator interactive, Science Museum, London, 1992.

Demonstrating static electricity, Science Museum, London, 1992.

Daf 44 Shell fuel cell car, 1967-1968.

Daf 44 Shell fuel cell car, 1967-1968.

Electric motor interactive, Science Museum, London, 1992.

Demonstration kitchen at the Electrical Asociation, 2 January 1939.

Two bar radiant electric fire, 1925-1930.

Two bar radiant electric fire, 1925-1930.

'Universal' electric food mixer and beater, 1918.

Synchronous mains electric clock of the self-starting type, c 1934.

'Universal' electric food mixer and beater, 1918.

Synchronous mains electric clock of the self-starting type, c 1934.