1. Free Library of Philadelphia, Lewis E 63 Title: Collationes Author: John Cassian Place: England Date: 1125-1175
3. Free Library of Philadelphia, Lewis E M 16:5 Title: In vigilia pentecostes Place: England Date: 1100-1199
6. Free Library of Philadelphia, Lewis T122 Title: Liber regulae pastoralis Place: England Date: 1100-1200
7. Free Library of Philadelphia, Lewis T125 Title: Theological treatise Place: England Date: 1100-1200