Chwareli a chwarelwyr llyfryn i gyd-fynd ag arddangosfa a ddarparwyd i ddathlu cannlwyddiant sefydlu Undeb Chwarelwyr Gogledd Cymru = a booklet to accompany an exhibition prepared to celebrate the centenary of the founding of the North Wales Quarrymen's Union
Gwynedd Archives Service.
[Caernarfon] The Service
1974
Parallel Welsh and English text
North Wales Quarrymen's Union