June 19th 09, 09:03 AM
posted to uk.railway,uk.transport.london
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external usenet poster
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First recorded activity at LondonBanter: May 2006
Posts: 273
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On a London Overground station.
"Mizter T" wrote in message
...
I presume this is the origin of the flashing blue light on police
vehicles?
I thought Jim Davidson started that.
Ian
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