7 



[1915-19-] 



ALLAN, J. A., 3. Simpson Pass to Kananaskis, Rocky Mountains Park, 



Alberta. Ibid. 1915, pp. 100-102. 1916. 

 4. Sections along North Saskatchewan River and Red Deer and South 



Saskatchewan Rivers, between the third and fifth meridians. Ibid. 



1917, pt. C. pp. 9-13, fig. [geol. map & sections]. 1918. 

 ■ 5. Geology of the Swan Hills in Lesser Slave Lake District, Alberta. 



Ibid. 1918, pt. C. pp. 7-13. 1919. 

 . See also Warren, C. H., 4. 



ALLEN, A. W. Clay : its Relation to Ore Dressing and Cyaniding Opera- 

 tions. Trans. Inst. Mining ib Metall. xxv. pp. 121-139. 1916. 



ALLEN, E. R. The Determination of Nitric Nitrogen in Soils. Chem. 

 News, cxii. pp. 250-252, 268-269, 273-277. 1915. 



ALLEN, E. T. The Composition of Natural Bornite. Am. Journ. Sci., 

 ser. 4, xli. pp. 409-413. 1916. 



. See also Posnjak, E., 1 ; & Zies, E. G. 



2, & R. H. Lombard. A Method for the Determination of Dissociation 



Pressures of Sulphides, and its Application to Covellite (CuS) and 

 Pyrite (FeS 2 ). Am. Journ. Sci. ser. 4, xliii. pp. 175-195, figs, [diagrams], 

 1917. And A.C. 



ALLEN, G. M. Baloenoptera ? sursiplana, Cope. The Fossil Finback of 

 Gay Head. [Massachusetts.] Mem. Boston Soc. N. H. viii. no. 2, 

 pp. 282-287, pi. xv. 1916. 



2. New Fossil Mammals from Cuba. Bull. Mus. Comp. Zool. lxi. pp. 



1-12, 1 pi. 1917. 



ALLEN, H. A. Catalogue of Types and Figured Specimens of British 

 Cretaceous Lamellibranchiata preserved in the Museum of Practical 

 Geology, London. Summ. Progr. Geol. Surv. Or. Br. 1914, pp. 66—79. 



1915. And A.C. 



2. Catalogue of Types of British Cretaceous Gasteropoda preserved in 



the Museum of Practical Geology, London. Ibid. 1915, pp. 47-51. 



1916. And A.C. 



ALLEN, H. C. The Heating Values of Natural Gases of the Midcontinental 



Field. Trans. Kansas Acad. Sci. xxvii, pp. 71-73. 1915. 

 ALLEN, J. A. An Extinct Octodont from the Island of Porto Rico, West 



Indies. Ann. N.Y. Acad. Sci. xxvii. pp. 17-22, pis. i-v. 1916. 

 ALLEN, R. C, L. P. Barrett, & C. K. Leith. A Revision of the Sequence 



and Structure of the Pre-Keweenawan Formations of the Eastern 



Gogebic Iron Range of Michigan. Journ. Geol., Chicago, xxiii. pp. 689- 



729, figs. [geol. maps & sections], 1915. 

 ALLING, H. L. Glacial Lakes and other Glacial Features of the Central 



Adirondacks. Bull. Geol. Soc. Am. xxvii. pp. 645-672, figs. & pis. xxii- 



xxiv [glaciol. maps]. 1916. 

 2. Some Problems of the Adirondack Precambrian. Am. Journ. Sci., 



ser. 4, xlviii. pp. 47-68, figs. [geol. maps & sections]. 1919. 

 ALLING, M. N. Ancient Auriferous Gravel Channels of Sierra County, 



California. Trans. Am. Inst. M. E. xlix. pp. 238-257, fig. [cross -section]. 



1915. 



ALMANSI, E. Sulla forma della sferoide terrestre dedotta dalle misure di 

 gravita. AttiR. Acc. Lincei, ser. 5, Rendic. xxvi. sem. 1, pp. 358-367. 1917. 



2. Sulla determinazione della forma del Geoide mediante misure di 



gravita. Ibid. xxvi. sem. 2, pp. 99-108. 1917. 



3. Sulla determinazione teorica della forma del Geoide. Ibid, xxvii. 



sem. 2, pp. 3-10. 1918. 



ALMAZAN, C. Informe sobre el pezo num. 1 de la Isleta cle Buenavista. 

 Bol. Petroleo, Mexico, iv. pp. 324-327, fig. [map]. 1917. 



ALOISI, P. Kerrite del Caviere (Isola d'Elba). Atti Soc. tosc. Sci. nat., 

 Proc. Verb, xxvii. pp. 37-43. 1918. 



ALSDORF, P. R. Occurrence, Geology and Economic Value of the Pitch- 

 blende Deposits of Gilpin County, Colorado. Econ. Geol. xi. pp. 266-275. 

 1916. 



ALVARADO, A. de. Nota acerca de un yacimiento de lignito en terminus 

 de Arenas del Rey, Jatar y Jayena (Granada). Boll. Inst. geol. Eapana, 

 ser. 2, xix. pp. 421-431, figs, [plan & geol. sections]. 1918. 



AMADOR1, M. Ossci-vazione cristallografiche su piromorfite, mimetite, e 

 loro miscele ottenute per sintesi. Rendic. R. 1st. lomb., ser. 2, xlix. 

 pp. 137-147. 1916. 



2, & E. Viterbi. Sulla composizione delle piromorfite. Mem. R. Arc, 



Lincei % ser. 5, x. pp. 386-408, fig. [diagram]. 1914. 



■ 



