Architecture, Irish, [458] ff.; ecclesiastical, [460]; of houses, [130], [132]
Armagh, school of, founded, [134], [216]; plundered for the last time, [463]
Argonauts, the, [58]
Argonautics of the pseudo-Orpheus, [20]
Aristotle, [20]; his descent, [78]
Arles, Council of, [106]
Arthur King, Irish histories of, [572]
Arthurian Stories in Irish, [572]
Aracht, Athracht or Atracta, St., [171]; lost life of, [575]
Aryan customs in Brehon Law, [587]