Early mining in the British Isles
Subtitle: proceedings of the Early Mining Workshop at Plas Tan y Bwlch, Snowdonia National Park Study Centre, 17-19 November, 1989
By: edited by Peter and Susan Crew.
Contributors: Crew, Peter.; Crew, Susan.
Series: Plas Tan y Bwlch occasional paper -- no.1
Publisher: Plas Tan y Bwlch
Published: 1990
Place of publication: Blaenau Ffestiniog
Language: eng