Gofalu am etifeddiaeth ddiwydiannol llechi =
Subtitle: Caring for industrial heritage of slate
By: David Rhys Gwyn.
Contributors: Cadw : Welsh Historic Monuments.; Gwynedd Archaeological Trust.
Publisher: Gwynedd Archaeological Trust; Cadw : Welsh Historic Monuments
Published: 2000
Place of publication: Bangor; Cardiff
Language: eng
Number of pages: 18
Subjects: Slate industry -- Wales.
Other titles: Caring for industrial heritage of slate.
Notes: Text and illustrations on inside covers.

Testun Cymraeg/Saesneg = Welsh/English text.