Irish name, Leabhar Uí Maine. Also Book of Hy Many. A smaller codex of the late 14th or early 15th century long in the possession of the O'Kelly family, a name borne by the descendants of the Uí Maine sept that occupied in medieval times much of what is now Co. Galway and sections of Roscommon. The manuscript includes portions of the Lebor Gabála [Book of Invasions], poems, genealogies, and pedigrees. Edited by R. A. S. Macalister (Dublin, 1942).