BR road crane with magnet loading steel bars, December 1977.

'The Chinese Neptune' and 'Phenomena of the Natural Magnet', 1815.

Bell candlestick telephone design, c 1878.

Set of 'artificial' magnets, c 1762.

Rotating disc machine, 1850-1900.

Items used for induction experiments.

Pattern of lines of magnetic force prepared by Faraday, 1852.

'The Flying Scotsman's Cocktail Bar', LNER poster, c 1930s.

William Sturgeon, English inventor, c 1830-1840.

Michael Faraday, English physicist, c 1848.

Early cyclotron designed by Lawrence and Livingston, 1932.

Early cyclotron designed by Lawrence and Livingston, 1932.