c. 632–633
Latin
Letter on the Paschal Controversy
Cummian · 7th century
An Irish abbot explains why, after a year shut in with the computistical texts, he has abandoned the Irish Easter reckoning for the Roman one.
Celtic · LetterRead elsewhere
The Library
1774 works catalogued century by century, from the literature the Bible was written among to the present — each with a note on what it is, why it lasted, and where to read it.
601–700
1 work
c. 632–633
Latin
Cummian · 7th century
An Irish abbot explains why, after a year shut in with the computistical texts, he has abandoned the Irish Easter reckoning for the Roman one.
1001–1100
1 work
c. 1010–1012
Old English
Byrhtferth of Ramsey · c. 970–c. 1020
A textbook on the calendar and the computus in Latin and English by turns, wandering into numerology, the four elements, and complaints about lazy priests.
2 of 1774 works