I've been having a bit of a read of that and there is some fascinating stuff in there. I hadn't realised that so many street names in London came from the sites of wells, or that wells were so important in the development of London. along the way (checking out Bride Lane, site of Bride's Well (from "Bridget" natch)) I also discovered that there is a church by the name of St Andrew-by-the-Wardrobe, which tickled me...