The geology of the South Wales coal-field 
By: Pub. by order of the lords commissioners of His Majesty's Treasury.
Series: Memoirs of the Geological Survey. England and Wales; Memoirs of the Geological Survey of Great Britain
Publisher: Printed for H.M. Stationery off., by Wyman and sons, limited
Published: 1899
Place of publication: London
Number of pages: 13
Subjects: Geology -- Wales; Coal -- Wales