Here are some links to websites that you may find useful:
This is the official Lincolnshire Buff Poultry society website.
Some more poultry club sites are listed below:
Andrea Heester's buffganzen is in Dutch and English although the dutch version is currently larger than the English version.
uknaturepics is a nice photography site with some lovely wild bird pictures.
The Poultry Pages - Help and information on keeping chickens and other poultry at home with a helpful chat forum to answer your questions, bookshop etc.