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WELLER, S. The Mississippian Brachiopoda of the Mississippi Valley 

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 i-lxxxiii. 1914. 



2. Henry Shaler Williams. [Obit.] Journ. GeoL, Chicago, xxvi. 



pp. 698-700. 1918. 

 WELLINGTON, S. N. Thorianite and Thorite. Pp. 1-17. 12mo. Colombo, 



1905. A.C. 

 WELLS, A. K. See Cox, A. H., 8. 



WELLS, R. C. The Fractional Precipitation of some Ore-forming Compounds 

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 figs, [diagrams]. 1915; & Chem. News, cxiii. pp. 138-139, 149-151, 

 158-161, 169-171, 185-188, 197-199, 206-207, figs, [diagrams]. 1916. 



2. The Solubility of Calcite in Water in Contact with the Atmosphere, 



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. See also Larsen, E. S., 4. 



— 3, & E. S. Larsen. Lorettoite, a New Mineral. Journ. Wash. Acad. Sci. 



vi. pp. 669-672. 1916. 

 WELSCH, J. Les vallees pliocenes avec lignite de Bidart, Cenitz et Chabiague 



(Basses-Pyrenees). Bull. Soc. geol. France, ser. 4, xv. pp. 403-427, figs. 



[geob sections] & pi. vii. 1915. And A.C. 

 2. Les lignites pliocenes de Bidart (Basses-Pyrenees). C. R. Acad. Sci., 



Paris, clxi. pp. 389-391. 1915. 

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 5. Les plantes fossiles du bassin houiller de Saint-Laurs (Deux-Sevres). 



C. R. Soc. geol. France, 1916, pp. 61-63. 1916. 

 . See also Chauvet, G. 



WENTWORTH, C. K. A Proposed Dip Protractor. Journ. Geol., Chicago, 



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 WENZ, W. Zur Palaogeographie des Mainzer Beckens. Geol. Rundsch., 



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 WERDMUELLER, O. Neuere Funde von Anataskristallen im Binnental. 



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 WERENSKIOLD, W. Tekst til geologisk kart over strokene mellem Sseter- 



sdalen og Ringerike. [English summary.] Norges Geol. Undersok. 



no. 66, pp. 1-43, fig. & pis. i-v [geol. maps]. 1912. 

 2. Tekst til geologisk oversigtskart over det sydlige Norge. Ibid. no. 



70, pp. 13-25, figs. [geol. map & section]. 1914. 

 3. Dipyrgangen ved Odegaarden i Bamle. Norsk, geol. Tidsskr. iii. no. 10, 



pp. 5-6. 1916. 



4. Et par gangbergarter fra stroket om Otta. Ibid. pp. 56-58. 1916. 



WERLING, P. See Meigen, W. 



WESENBERG-LUND, C. Furesostudier. En bathymetrisk-botanisk- 



zoologisk Undersogelse af Molleaaens Soer. Under Medvirkning af 



M. J. Sand, J. B. Petersen, A. S. Raunkl^er og C. M. Steenberg. 



K. danske Vidensk. Selsk. Skrijt. ser. 8, iii. pp. 1-208, figs. pis. i-viii & 



7 bathy metrical maps. 1919. 

 WEST, G. The Practical Principles of Plain Photo-Micrography. Pp. 



i-xiii, 1-145, figs. & pis. i-viii. 4to. Dundee, 1916. 

 WESTERBERG, N. Jordskredet vid Smedberg i Bohuslan den 23 augusti 



1911. Geol. Foren. Stockh. Forh. xli. pp. 215-219, figs, [sections]. 1919. 

 WESTERGARD, A. H. Notiser rorando dictyograptusskiffcrn. Geol. 



Foren. Stockh. Forh. xxxix. pp. 635-644, pi. vii. 1917. 

 2, & H. E. Johansson. Beskrivning till kartbladel Toreboda. Sver.geol. 



Uttdersokn., Bvskr. ser. Aa, no. 139, pp. 1 -55. figs. & I pi. [geol. map]. 1915. 

 WESTERN AUSTRALIA. Department of Mines. Report for the Year 



1913. Pp. 1-133 [8 pis., maps, diagrams & tables]. Fol. Perth, 1914. 

 2. . , 1914. Pp. 1-113 [maps, diagrams & tables]. Fol. 



Perth, 1915. 



3. . , 1915. Pp. 1-179 [maps, diagrams & tables]. Fol. 



Perth, L916. 



4. . , 1916. Pp. 1 111 [3 pis., maps, diagrams & tables). 



Fol. Perth, 1917. 



5. . , 1917. Pp. 1 93 [map, diagrams & tables]. Fol. 



Perth, 1918. 



