English Cathedrals - The Cloister- Gloucester - View along high vaulted corridor. Part of Box 144 Boswell .Collection Wardle records that in 1058 Ealdred, Bishop of Worcester at the time, rebuilt the church of St Peter. The foundations of the present church were laid by Abbot Serlo (1072?1104). Walter Frocester (d. 1412) the abbey's historian, became its first mitred abbot in 1381. Until 1541, Gloucester lay in the see of Worcester, but the separate see was then constituted, with John Wakeman, last abbot of Tewkesbury, as its first bishop.