Suibhan, In "Forty Three Arrangements of O"Carolan Tunes for Diatonic Autoharp" by Stephen J. Young some listed airs are George Brabazon (First Air), George Brabazon (Second Air), Bridget Cruise (Third Air), John Drury (First Air), Mrs. Maxwell (First Air), John O"Reilly (First Air). Could any of these be the mystery Air? (I know you and Helen are real harpists, but I love O'Carolan, as well. harpgirl