[Talk-GB] Retour de l'autoroute britannique
Richard Fairhurst
richard at systemed.net
Thu Dec 15 09:47:44 GMT 2011
Ed Loach wrote:
> They probably use many sources, including the opendata that Andy
> has already mentioned
I think it's reasonably apparent that they've done a lot of tracing from
aerial imagery, too.
cheers
Richard
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