Sweeney Astray. A Version from the Irish. Derry: Field Day, 1983. First edition. Pages, 77. A good copy in d.j. Signed and dated by Heaney on title page. Heaney's version of Buile Suibhne, one of the major achievements of medieval literature. The story centres on the fate of Sweeney, the king of Dal-Arie in Ulster, who was cursed by a saint, turned into a bird, and driven astray for many years until the curse was fulfilled by his death.