into account. It is scarcely possible to come across a publication or longer article on Celtic studies that does not refer to Professor Jackson's work. There is also the advantage for those not familiar with the Celtic languages that much of his work is in an English-language medium, although this can make an appreciation of Celtica rather unbalanced, as an understanding of sources in at least Welsh can help develop a larger picture, where different opinions are represented. List of publications 1935. Studies in Early Celtic Nature Poetry, Cambridge: University Press. 1935. Early Welsh Gnomic Poems, Cardiff, University of Wales Press. 1951, see below 1971 1953. Language and History in Early Britain: a chronological survey of the Brittonic languages, first to twelfth century A.D., Edinburgh: University of Edinburgh Press. 1955. "The Pictish Language" in F. T. Wainwright (ed.) The Problem of the Picts. Edinburgh. 1955. Contributions to the Study of Manx Phonology, University of Edinburgh Linguistic Survey of Scotland Series. 1959. "The Arthur of History" Arthurian Literature in the Middle Ages, Oxford: Clarendon Press. . 1959. "Arthur in Early Welsh Verse" Arthurian Literature in the Middle Ages, Oxford: Clarendon Press. 1961. "The international popular tale and early Welsh tradition" The Gregynog Lectures, 1961, Cardiff: University of Wales Press. 1964. The Oldest Irish Tradition: a window on the Iron Age, Cambridge: University Press. Reprinted 1999. 1967. A Historical Phonology of Breton, Dublin: Dublin Institute for Advanced Studies 1969. The Gododdin: the Oldest Scottish poem, Edinburgh: University Press. 1971. A Celtic Miscellany: Translations from the Celtic Literatures; revised ed. (The Penguin Classics; 247.) Harmondsworth: Penguin Books. (first published by Routledge & Kegan Paul in 1951). Poetry and prose from six Celtic languages, Irlsh, Scottish Gaelic, Manx, Welsh, Cornish and Breton. 1990. Aislinge Meic Con Glinne, Dublin Institute for Advanced Studies, Dublin, Other activities Jackson was a Fellow of the British Academy (elected 1957) and a Commissioner for the ancient and historical monuments of Scotland. He held honorary degrees from universities in England, Wales, Ireland and Brittany. He was appointed a CBE in 1985 for his work on Celtic studies. He was an Honorary Fellow of the Modern Language Association. He was a member of the Council of the English Placename Society for over forty years, being both vice-president and then President. He gave the John Rhys Lecture at the British Academy in 1953 on Common Gaelic, and the 1964 Rede Lecture on