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Geological survey and mining development in Europe and in the USSR : report of the Study Group of Geologists and Mining Engineers from Asia and the Far East ; 4 August - 5 November 1955
(1958)
British regional geology: East Anglia and adjoining areas
Chatwin, C. P., (1950)
The soils of the country round Kilmarnock : sheet 22 and part of sheet 21
Mitchell, B. D., (1956)