A seventh-century Irish computus from the circle of Cummianus
By: D. Ó Cróinín.
Series: Proceedings of the Royal Irish Academy -- v. 82, no. 11
Publisher: Royal Irish Academy
Published: 1982
Place of publication: Dublin
Language: eng
Number of pages: 430
Subjects: Cummian, -- Saint.; Bibliothèque royale Albert Ier.; Church calendar -- Ireland.; Calendar.