115 



[1920.] 



WALLS, K. E. The Existence of Diamond-bearing 1 Pipes ' in Brazil. Geol. Mag. 



1920, pp. 447-449, pi. viii. 1920. 

 WALTHER, J. Ueber tektonische Druckspalten und Zugspalten. Zeitschr. 



deutsch. geol. Gesellsch. lxvi. Monatsb. pp. 284-311. 1914. And A.C. 

 2. Laterit in West-Australien. Zeitschr. deutscli. geol. Gesellsch. lxvii. 



Monatsb. pp. 113-132, figs., pis. i & ii. 1915. And A.C. 

 3. Das geologiscbe Alter und die Bildung des Latei'its. Peterm. Mitth. lxii. 



pp. [1-53], 1 pi. 1916. A.C. 

 4. Ueber Chirotherium. Zeitschr. deutsch. geol. Gesellsch. lxix. Monatsb. 



pp. 181-184. 1917. And A.C. 



5. Allgemeine Palteontologie. Pp. i-x, 1-352. 8vo. Berlin, 1919. 



- — -. See also Werveke, L. van 8. 



WALTHER, K. Ueber Yorkommen und Entstehung eines Talkschiefers in Uru- 

 gua}' und fiber seine partielle Verkieselung. Zeitschr. deutsch. geol. Gesellsch. 

 lxvi. Abh. pp. 408-427, figs., pi. xxxv. 1914. 



WALTHER, P. Collecting Minerals in Cumberland, England. A.m. Miv. v. 

 pp. 54-57. 1920. 



WANDERER, K. Ein weiterer Fund des MoscJmsochsen in Sachsen. Sitz. u. 



Abh. Gesellsch. ' Isis,' 1913, pp. 41-46, pi. i. 1914. 

 WAXDKE, A. Geologv of the Portsmouth Basin, Maine and New Hampshire. 



[Abstract.] Bull. Geol. Soc.Am. xxxi. p. 138. 1920. 

 WANNER, J. Ptilocrinus, eine neue Krinoidengattung aus dem Unterdevon der 



Eifel. Zeitschr. deutsch. geol. Gesellsch. lxviii. Abh. pp. 343-359, figs., 



pi. xxviii. 1916. 



2. Eifelocrimis und Peripterocrinus nom. nov. (Synonymische Bemer- 



kungen.) Zeitschr. deutsch. geol. Gesellsch. lxviii. Monatsb. p. 200. 1917. 



3. Die Geologie von Mittel-Celebes nach den ncueren Forschungen E 4 C. 



Abendaxons und anderer. Geol. Rundsch. x. pp. 45-62, pi. i. 1919. 



WARD, (Miss) E. M. The Evolution of the Hastings Coastline. Geogr. Joum. 

 lvi. pp. 107-123, figs, [sketch-maps], 2 pis. 1920. 



WARD, H. A. Obit.— See Fairchild, H. L., 8. 



WARD, H. B. See Gregory, H. E., 4. 



WARD, L. K. See South Australia. 



WARING, G. A. Mineral Springs of Alaska, with a Chapter on the Chemical 

 Character of some Surface Waters of Alaska, by R. B. Dole & A. A. Chambers. 

 Water-Supply Papers, U.S. Geol. Surv. no. 418, pp. 1-114, figs., pis. i-ix. 

 1917. 



2. Ground Water in Reese River Bqsin and Adjacent Parts of Humboldt 



River Basin, Nevada. Water-Supply Papers, U.S. Geol. Surv. no. 425, 



pp. 95-129, fig., pis. vii-xii. 1918. 

 3. Ground Water in the San Jacinto and Temecula Basins, California. 



Water-Supply Papers, U.S. Geol. Surv. no. 429, pp. 1-113, figs., pis. i-xiv 



[geol. map & sections]. 1919. 

 4. Ground Water in Pahrump, Mesquite, and Ivanpah Valleys, Nevada and 



California. Water-Supply Papers, U.S. Geol. Surv. no. 450, pp. 51-81, fig., 



pis. vii-x. 1920. 

 WARMING, E. See Jungersen, H. F. E. 



WARREN, C. H. A Quantitative Study of certain Perthitic Feldspars. Proc. 



Am. Acad. Arts, cf Sci. li. pp. 127-154, fig. 1915. 

 2. George Jarvis Brush (1831-1912). [Obit.] Proc. Am. Acad. Arts 



Sci. li. pp. 853-857. 1916. 

 WARREN, S. H. A Natural ' Eolith ' Factory beneath the Thanet Sand. 



Abs. Proc. Geol. Soc. 1919-1920, pp. 71-72. 1920. 

 WASHBURNE, C. W. A Discussion of ' Notes on Principles of Oil Accumulation ' 



by A. W. McCoy. Joum. Geol. xxviii. pp. 366-370. 1920. 

 WASHINGTON, H. S. Chemical Analyses of Igneous Rocks published from 1884 



to 1913 inclusive, with a Critical Discussion of the Character and Use of 



Analyses. Prof. Papers, U.S. Geol. Surv. no. 99, pp. 1-1201, figs. -1917. 

 2. A Description of the Quantitative Classification of Igneous Rocks, with 



Tables for the Calculation of the Norm. Prof.- Papers, U.S. Geol. Surv. 



no. 99, App. 1-5, pp. 1-7, 1151-1180, figs. 1918. 

 3. Italite, a new Leucite-Rock. Am. Joum. Sci. ser. 4, 1. pp. 33-47. 1920 ; 



& Joum. Wash. Acad. Sci. x. pp. 270-272. 1920. And A.C. 

 4. The Rhyolites of Lipari. Am. Joum. Sci. ser. 4, 1. pp. 446-462. 1920. 



And A.C. 



5. Sull' Italite : un nuovo Tipo di Roccia leucitica. Atti B. Accad. Lincei, 



Eendic. ser. 5, xxix. pt. 1, pp. 424-435. 1920. 



