There's a British forum at :
http://www.proforumhost.com/index.php?mforum=grimdigger1&sid=5fee961d4489f7d4371144f84e3ec124
It is quite busy, and the people on there are very helpful.
DBD
others worth visiting are www.thecellarhole.com and http://abbc.greatboard.com
or as previously mentioned try the main UK forum address below
The UK forum also has probably the largest picture gallery on the planet ,,3600 + pics of all thing pottery & glass and online digging videos
the gallery is at www.bottlebidder.com/gallery