[1]: 277  Modern-day West-Betuwe (the southern part of the province of Gelderland) shares most of the same land including towns such as Batenburg, Vianen, Tiel, Culemborg, Geldermalsen.

[1]: 3 After expelling the Normans by the East Frankish king Arnulf of Carinthia on August 4, 889, Count Gerolf of Holland was given full ownership of a number of lands and properties.

He was also granted additional property in his own county, consisting of a forest and agricultural lands, situated somewhere between the mouth of the Old Rhine and (presumably) Bennebroek.

On April 11, 999, Holy Roman Emperor Otto III was given the royal property that "Poppo, son of Wedigeri" in Teisterbant had borrowed from the church of Utrecht.

[4] The title count of Teisterbant went to Ansfried's cousin Unruoch (Hunerik), possibly father of Herman van Malsen, ancestor of the lords of Cuijk.