Swingometer | Remembering election nights with the pollster's favourite pendulum
Presenter Robert McKenzie behind his desk in the studio on election night, 1970.
Noises off fail to dent David Butler's delivery.
Painting in a late swing.
Sue Lawley with election results for London and the South East.
Swingometer banter from 1979 with the irrepressible Bob McKenzie.
Portrait of a swingometer pioneer.
The king of the swingometer remembered by friends, colleagues, politicians and pundits.
The swingometer goes large for 1992.
Peter Snow drives the graphics for the 1997 election.
A virtual swingometer for Peter Snow in 2005.
Images from inside the BBC during Britain's general elections.
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