Which pre-Conquest bishop appealed to the king about the taking of estates that belonged to the Cathedral at Worcester?
Wulfstan v Thomas (1070):  Bishop Wulstan latter Saint Wulfstan, was appealing to the new king against the taking of estates that had belonged to the Cathedral at Worcester. Wulfstan (died 1095):  He was the last surviving pre-Conquest bishop and the only English-born bishop after 1075.
Wulfstan