The Clydach Gorge
Subtitle: industrial archaeology trails in the south-east of the Brecon BeaconsNational Park
By: (devised, researched by John van Laun) ; (drawings by Michael Blackmore).
Contributors: Brecon Beacons National Park.
Edition: 3rd ed.
Publisher: Brecon Beacons National Park; Breacon Beacons National Park Committee
Published: 1989
Place of publication: (Brecon)
Language: eng
Number of pages: 32
Subjects: Brecon Beacons National Park.
Notes: Previous ed.: 1980.

Cover title.

Text and illustrations on inside folded cover.