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, Using the addresses of Grosseteste's Letters that we find in [19], and marking them on Google Earth, we have the map given in the Figure, Figure, vol.1

, Figure 2: A part of a historical map of the Dominions of William the Conqueror about 1087. The map is "older" than the one necessary for a proper comparison, but very interesting because it is showing main roads too, Credits: University of Texas at Austin. Historical Atlas by William Shepherd, pp.1923-1949