Ddeddf Uno, 1536 (Y cefndir a'r canlyniadau)
By: golygwyd gan W. Ambrose Bebb.
Contributors: Bebb, W. Ambrose 1894-1955.
Publisher: Plaid Genedlaethol Cymru
Published: 1937
Place of publication: Caernarfon
Language: wel
Number of pages: 123