sentences:  Edward appointed Leofric as Bishop of Cornwall and Bishop of Crediton in 1046, but because Crediton was a small town, the new bishop secured papal permission to move the episcopal seat to Exeter in 1050.At Exeter, Leofric worked to increase the income and resources of his cathedral, both in lands and in ecclesiastical vestments.He was a bibliophile, and collected many manuscripts; some of these he gave to the cathedral library, including a famous manuscript of poetry, the "Exeter Book".