(1998). Damian McManus, A Guide to Ogam, An Sagart, 1997 Engesland, Nicolai Egjar, "Auraicept na nÉces: A Diachronic Study. With an Edition from the Book of Uí Mhaine", 2020 (Unpublished Ph.D.-thesis, University of Oslo, Norway). Editions External links Full text of the Auraicept na N-Éces (Calder's 1917 edition) in various formats (PDF, JP2, etc) The Ogham Tract - Auraicept na N-Éces scan of the Ogham section < not readable. Better resolution (server broken, 2018-03-24.) The Ogam Scales from the Book of Ballymote by B. Fell 7th-century books Early Irish literature History of linguistics Irish language Irish-language literature Irish texts Linguistics books Ogham