P1042 Yn cynnwys cyfeiriadau llyfryddol (tudalennau [221]-222) a mynegai = Includes bibliographical references (pages [221]-222) and index.
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Thomas Charles o'r Bala. ISBN 9781783160686. Published by Gwasg Prifysgol Cymru in 2014. Publication and catalogue information, links to buy online and reader comments.