1906-1993 600-1500 673-735 909-988 anglo-saxon anglo-saxons approximately540-604 approximately760-821 authors benedictines biography calendar camaldolese christianity christianityandotherreligions christiansaints churchhistory civilization clergycatholicchurch dunstan earlyworksto1800 england english griffiths hinduism history historyofdoctrines influencegregory intellectuallife latin(medievalandmodern) middleages miracles monasticismandreligiousorders oldenglish religiousaspects theodulf time timemeasurements viewsonmiraclesbede