Geology of the district around Newcastle upon Tyne, Gateshead and Consett : memoir for 1:50 000 geological sheet 20 (England and Wales) /
Mills, D. A. C.(David Audley Corbett)
Holliday, D. W.
British Geological Survey.
London : Stationery Office,
1998.
At head of title: British Geological Survey.
Includes bibliography and index.
Geology
Geological surveys