Iron ores (cont.)
Subtitle: sundry unbedded ores of Durham, East Cumberland, North Wales, Derbyshire, the Isle of Man, Bristol District and Somerset, Devon and Cornwall.
Contributors: Flett, J. S.; Geological Survey of Great Britain.
Series: Special reports on the mineral resources of Great Britain -- vol.9; Memoirs of the Geological Survey
Publisher: HMSO
Published: 1919
Place of publication: London
Language: eng
Number of pages: 87