1986: Satellite Navigation for Cars of the Future

How feasible is in-car navigation in 1986?

Maggie Philbin visited the Transport and Road Research Facility in Crowthorne to test out two of the latest prototype in-car navigation systems. How do they work - and how long before we can expect to see them in production vehicles?

Clip taken from Tomorrow's World, originally broadcast on BBC One, 25 September, 1986.

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