Clustnodau Arfon a'i gororau
By: Heddlu Gogledd Cymru.
Contributors: North Wales Police.
Publisher: Heddlu Gogledd Cymru
Published: 1992
Place of publication: Bae Colwyn
Language: wel
Number of pages: 313
Subjects: Sheep -- Marking.; Animal marking -- Wales -- Arfon.