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Poterne et Douves
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Laurent LbbR
Laurent LbbR
Une poterne percée d'une porte piétonne et d'une porte charretière permettait d’accéder à la cour du château de Gratot. Chacunes étaient munies d'un pont-levis à flèches, comme l'attestent les rainures que l'on peut encore observer aujourd'hui.
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