British regional geology: the Midland Valley of Scotland. - Macgregor, Murray, 1884-1966.; MacGregor, A. G. (Archibald Gordon), 1894-; Geological Survey of Great Britain; Museum of Practical Geology (Great Britain) (Edinburgh, H.M. Stationery Off., 1948)
At head of title: Dept. of Scientific and Industrial Research. Geological Survey and Museum
Includes bibliographies
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Keywords: Geology -- Scotland