... severelydisrupted by the siege of Dol in 1173. Some of the of cials of the archbishop of Dol and the lord of Combour joined the rebels, alongwith many of the tenants.38 The archbishop of Dol and John deSubligny ... interpretation of the Assize depends upon the form of the actrather than its substance. On its face, as a legislative act of DukeGeoffrey, the Assize demonstrates the extent of his ducal authority, and the ... Saint-Magloire deLehon and the heirs of the toll-collectors of Corseul, over the tithe of the parish of Corseulwhich was given to the abbey by his ancestors, the viscounts of Poudouvre, was settled...