P1053 cxvi, 559 pages, 1 unnumbered leaf of plates
P1042 Includes bibliography (pages 522-533) and index.
P1073 Welsh text, English introduction, translation and commentary.
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Trioedd Ynys Prydein = The triads of the Island of Britain. ISBN 9781783161454. Published by University of Wales Press in 2014. Publication and catalogue information, links to buy online and reader comments.