That's another story, where they were, and if you're interested, downstairs there's a very good map that shows you superimposed on a modern map of Oxford where they were, but they very much affected citizens in the St Aldate's, because every citizen, and every scholar who was still in the university, between the ages of 16 and 60 had to work on the fortifications at least one day a week, or pay a shilling fine.