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Hardback. English. Blackie & Son. 1910 1st ed. ISBN: N/A. 248pp.
Good condition in somewhat worn covers With bw illustrations, maps and diags.
The author presents some of the facts that have led him on the route of a 'Planetismal Hypothesis' - a new interpretation of causal factors in geology, mainly based on his Cape work. An uncommon item. Book No: 11587/1001220