The Festival of Lughnasa. A Study of the Survival of the Celtic Festival of the Beginning of Harvest. Oxford University Press, 1962. First edition. With 19 Plates, and folded map at rear. Pages xii, 697. Large 8vo. Green buckram, title in gilt to spine, illustrated dust jacket with small piece chipped to top left corner of front cover. A near fine copy. A work regarded as one of the most important contributions to Irish studies since its publication. Lughnasa, the Celtic harvest festival, at the end of July, is a celebration of the outwitting of Crom Dubh, a Pre-Christian God associated with the Celts.