Petrography
An Introduction to the Study of Rocks in Thin Sections. By Howel Williams, Francis J. Turner and Charles M. Gilbert. (A Series of Geology Texts.) Pp. x + 406. (San Francisco: W. H. Freeman and Company; London: Bailey Bros, and Swinfen, Ltd., 1954.) 6.50 dollars; 56s.
Rocks and Mineral Deposits
By Prof. Paul Niggli. English translation by Prof. Robert L. Parker. (A Series of Geology Texts.) Pp. xiii + 560. (San Francisco: W. H. Freeman and Co.; London: Bailey Bros, and Swinfen, Ltd., 1954.) 12 dollars; 102s.
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Text-Books of Geology. Nature 175, 613 (1955). https://doi.org/10.1038/175613a0
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DOI: https://doi.org/10.1038/175613a0