For more acts (dated at London) by Isabella de Fortibus, countess of Albemarle and Devon and lady of the island, daughter of Baldwin de Redveriis, sister and heir of the late Baldosnin son of Baldwin, early Devon . . . . .
see: Katherine A. Hanna, The Christchurch Priory Cartulary (WInchester, 2007), nos. 43-47, 859