The following links are within this category.

York Brewery	Visited: 574 Times
York's very own beer brewer. Their web site contains information on their beers and visiting times.
Black Sheep Brewery	Visited: 488 Times
One of my personal favourite real ales. There site doesn't do their beverages justice though!
Brown Cow Brewery	Visited: 496 Times
Small independant brewery based in Selby. I never had the pleasure of sampling their produce.