The sand and gravel resources of the country south of Wrexham, Clwyd description of 1:25000 sheet SJ 34 and parts of SJ 24
Ball, D. F.(David Francis),1927-
Institute of Geological Sciences (Great Britain)
London HMSO
1982
At head of title: Institute of Geological Sciences
1 folded sheet (map) in pocket
Sand
Gravel