Paham y gwrthwynebwn yr ysgol fomio?
Subtitle: Anerchiad Saunders Lewis, llywydd Plaid Genedlaethol Cymru, yng nghynhadledd Sir Gaernarfon, Chwefror 29, 1936
Publisher: Swyddfa'r Blaid Genedlaethol
Published: 1937
Place of publication: Caernarfon
Language: wel
Notes: Issued by Welsh nationalist party.

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