In the Steps of the Black Prince - The Road to Poitiers, 1355-1356, Peter Hoskins.
A fascinating attempt to trace the exact route of the Black Prince's
raids through France in 1355 and 1356, based on a detailed exploration
of the ground and the possible routes, and the linguistic changes in
local names. This route evidence is then used to interpret the Prince's
motives in both of these raids
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