wbb This is one of my favourite book shops. It is in Hitchin in Hertfordshire. It is very easy to spend hours browsing around. On a recent visit I purchased a small book on the Rainhill steam trials - http://en.wikipedia.org/wiki/Rainhill_Trials and one all about English tea cups.
Here is the shops web site - http://www.erictmoore.co.uk/bookshop.asp