LIST OF BOOKS OFFERED FOR SALE 



AT THE NET PBICES AFFIXED BY 



DULAU & CO., LTD., 37 SOHO SQUARE, LONDON, W. 1. 



BAYLEY (W. S.). Minerals and Bocks :' the Elements of Mineralogy and 



Litbology for the use of Students in General Geology. London, 1916. 



pp. viii + 227. 8vo. Illustrated. Cloth. 6s. _ 

 CABVALHO (C. M. DELGADO De). Meteorologie du Bresil. Preface de 



Sir W. Naeiek Shaw. Londres, 1917. pp. 528. 8vo. Cloth. 



Illustrated. £1 5s. 

 CHAMBEBLIN (T. C). The Origin of the Earth. Chicago, 1916. pp.271. 



8vo. Illustrated. Cloth. 6s. 

 ECKEL (E. C). Iron Ores : their occurrence, valuation, and control. New 



York, 1914. Illustrated. 8vo. Cloth. 17s. 

 GUPPY (H. B.). Plants, Seeds, and Currents in the West Indies and Azores ; 



the results of investigations carried out in those regions between 1906 and 



1914. London, 1917. Boyal 8vo. Cloth. £1 5s. 

 HEATH (G. L.). The Analysis of Copper; and its Ores and Alloys. New 



York, 1916. pp. 292. 8vo. Illustrated. Cloth. 12s. M. 

 HOWE (H. M.). The Metallography of Steel and Cast Iron. New York, 



1916, pp. 641, 8vo, with 45 plates. Cloth. £2 2s. . ' 



KEITH (A.). The Antiquity of Man. London, 1915. 8vo. With 189 



illustrations. Cloth. 10s. 6d. 

 LAHEE (F. H.). Field Geology. New York, 1916. pp.508. Crown 8vo. 



Illustrated. Cloth. 12s. Qd. 

 LEITH (C. K.) and MEAD (W. J.). Metamorphic Geology. A Textbook. 



New York, 1915. 8vo. Illustrated. Cloth. 12s. 

 LIDDELL (D. M.). The Metallurgists' and Chemists' Handbook. New 



York, 1916. pp. 603. 8vo. Illustrated. Cloth. 17s. 

 MABB (J. E.). The Geology of the Lake District and the Scenery as influenced 



by Geological Structure. Cambridge, 1916. 8vo. With geological 



map and figures. Cloth. 12s. 

 OSBOBN (H. F.). Men of the Old Stone Age ; their Environment, Life, and 



Art. London, 1916. pp. xxvi + 545. 8vo. Illustrated. Cloth. £1 Is. 

 BASTALL (B. H.). Agricultural Geology. Cambridge, 1916. pp. 340. 8vo. 



Illustrated. Cloth. 10s. 6d. 

 THOMSON (A. B.). Oil-field Development and Petroleum Mining. London, 



1916. 8vo. Illustrated. Cloth. £1 5s. 

 WAGNEB (F. H.). Coal and' Coke. New York, 1916. pp. 431, 8vo, 



with 137 Illustrations. Cloth. 17s. 

 WEST (G. S.). Algse. Vol. I : Myxophycese, Peridiniese, Bacillarieffi, 



Chlorophycefe, together with a brief summary of the occurrence and 



distribution of Freshwater Algae. Cambridge, 1916. pp. 486. Boyal 8vo. 



With 271 illustrations. Cloth. £1 5s: 

 WHELDALE (M.). Anthocyanin Pigments of Plants. Cambridge, 1916. 



pp. x + 318. 8vo. Cloth. 15s. 

 WILLISTON (S. W.). Water Beptiles of the Past and Present. Chicago, 



1914. pp. 251. 8vo. Illustrated. Cloth. 12s. 

 WOBSDELL (W. C). The Principles of Plant Teratology. 2 vols. 8vo. 



With 50 plates. Cloth. £2 10s. net. 

 YOUNG (B. B.). The Banket : a Study of the Auriferous Conglomerates of 



the Witwatersrand and the Associated Bocks. London, 1917. 8vo. 



With numerous descriptive photomicrographs. Cloth. 8s. 6d. 



