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LEITH (C. K.) anD MEAD (W. J.). Metamorphic Geology. A Textbook. 
New York, 1915. 8vo. Illustrated. Cloth. 12s. HR 
LEVY (0. 1.). The Rare Earths, their Occurrence, Chemistry, and Technology. se | 
London, 1914. 8vo. pp. 360. Cloth. 10s. 6d. - 
MARR (J. E.). The Scientific Study of Scenery. 4th edition. London, 1912: 
8yo. pp. 372, with 23 plates and illustrations. Cloth. 5s. 
— The Geology of the Lake District and the Scenery as influenced — 
by Geological Structure. Cambridge, 1916.  8vo. With geological — 
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McGRIGOR (G. D.). Field Analysis of Minerals. London, 1915. S8yo. 
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MITCHELL (P. C.). Evolution and the War. London, 1915. Crown 8yo. 
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MORGAN (T. H.), STURTEVANT (A. H.), MULLER (H. J.), AND | 
BRIDGES (C. B.). The Mechanism of Mendelian Heredity. London, — 
1915. 8vo. Illustrated. - 12s. Sia : 
PIRSSON (L. V.) AND SCHUCHERT (C.). Text-Book of Geology for use in 
Universities, ete. Part I, Physical; Part II, Historical. New York, 1915. 
8vo. pp. 1061, with 40 plates and geological map of North America. 
Cloth. 17s. Separate Parts: I, 10s. ; IL, 12s. 
PRIMROSE (J. S. G.). The Practical. Metallography of Iron and Steel. 
London, 1913. Svo. pp. 130. Sewed. 3s. 
RICHARDSON (C. H.). Economic Geology. New York, 1913. 8vo. 
pp. 320, with many illustrations. Cloth. 10s. 6d. 
CoNTENTS.—Ore Deposits.—Origin of Ore Deposits.—Precious Metals. 
—Gold, Silver, Platinum.—Useful Metals.—Rare Metals.—Hconomics. 
RIES (H.) AND WATSON (T. L.). Engineering Geology. 2nd edition, 
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SEWARD (A. C.). Antarctic Fossil Plants of the Terra Nova Expedition, 1910. — 
London, 1914. 4to. pp. 49, with 8 plates, 3 maps, and text-figures. 6s. 
SHIMER (H. W.). Introduction to the Study of Fossils, Plants, and Animals. | 
New York, 1914. Crown 8vo. Illustrated. Cloth. 10s. 6d. 
SOLLAS (W. J.). Ancient Hunters and their modern representatives. 2nd ed. 
London, 1915. pp. 591. 8vo. With 2 plates and 314 illustrations in the 
text. Cloth. 15s. 
CONTENTS.—The Great IceAge—TheAntiquity of Man—E oliths—Extinct 
Hunters—Middle Paleolithic—The Aurignacian Age—The Solutrian Age. 
STEUART (D. S. SPENS-). The Metalliferous Deposits of Cornwall and 
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WILLISTON (S. W.). Water Reptiles of the Past and Present. Chicago, 
1914. 8vo. pp. 251. Illustrated. Cloth. 12s. 
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