Claim: Leabhar Ua Maine, also known as The Book of Hy-Many or Leabhar Uí Dubhagáin, is a compilation of Irish legends originating from Uí Maine.
Evidence: Compilation of Irish legends The Book of Hy-Many, Leabhar Uí Dubhagáin Uí Maine 
Leabhar Ua Maine (also Leabhar Uí Dubhagáin, The Book of Hy-Many and RIA MS D ii 1) is an Irish genealogical compilation, created c. 1392–94. Compilation of Irish legends The book was written by ten scribes in Uí Maine before 1392 and sometime after 1394.