[1921.] 



46 



HESS VON WICHDORP, H., 4. Das masurische InterstadiaL Jahrh. k.-preuss. 

 qeol. Landesanst. xxxv. pt. 2, pp. 298-353, figs. pis. xxviii-xxx [geol. sections . 

 1915. 



■ 5. Ueber Flugsandebenen an der Ostseekiiste im Nordlichen Ostpreussen. 



Ibid, xxxvi. pt. 1. pp. 525-544. figs. [geol. sketcb-map]. 1916. 

 ■ ■ 6. Ueber die geologischen Aufnahmen auf Blatt Rydzewen. Ibid. pt. 2, 



pp. 558-561. 1917. 



HEWETT, D. F., & E. V. Shannon. Orientite, a New Hydrous Silicate of 

 Manganese and Calcium from Cuba. Am. Journ. Sci. ssr. 5, i. pp. 491-506, 

 figs. 1921. 



. See also Hardee, E. C, 2. 



HEWITT, J. Note on a Fire-Flint of Strandlooper Origin. Trans. Roy. Soc. 



S. Afr. x. pp. 49-53. pi. i. 1921. 

 HEWITT, W. List of Papers, &c. on the Geology of the Country round Liverpool 



from 1910 to 1919. Proc. Liverpool Geol. Soc. xiii. pp. 100-112. 1921. 

 HICK LING, G. See Watson, D. M. S., 4. 



HICKS, W. B. Potash Resources of Nebraska. Bull. U.S. Geol. Surv. no. 715, 



pp. 125-139, fig. 1921. 

 HILBERT, R. Ueber Pinites protolarix Gceppert. Sehr. plysik.-dkonom. 



Gesellsch. Konigsberg, lv. pp. 143-147, figs. 1915. 

 HILEMAN, G. El Petroleo en Arjentina: Estudio de la Zona PetroKfera al Sur de 



Mendoza, comprendida entre los Rios Barrancas Grande i el Arroyo Calmuco. 



Bol. Soc. nac. Mineria, Santiago, xxxiii. pp. 197-203, fis:s. 1921. 

 HILLE BRAND, W. P., H. E. Merwin, & F. E. Weight. Hewettit, Meta- 



hewettit and Pascoit, drei Calciumhydrovanadate. Zeitschr. f. Krist. liv. 



pp. 209-231, figs. 1914. 

 HILLS, L. See Tasmania, Mines Department. 



HILTON, II. On the Determination of the Optic Axes of a Crystal from 



Extinction-Angles. Min. Mag. xix. pp. 233-239. 1921. 

 HINCH, J. r>E W. The Post-Glacial Climatic Optimum in Ireland. Irish Isat. 



xxx. pp. 85-96. 1921. 

 2. The Eskers of Ireland. Ibid. pp. 137-142. 1921. 



HIND. W. On some Carboniferous Ammonoids new to English Rocks. Proc. 



Tories. Geol. Soc. xix. pp. 359-362, pis. xlii & xliii. 1920. 

 . Obit— See Anon., 36, & Oldham, R. D. 



HINDS, N. E. A. An Alkali-Gneiss from the Pre-Cambrian of New Jersey. Am. 



Journ. Sci. ser. 5, i. pp. 355-364. 1921. 

 HINTZE, V. Skredene ved Liselund paa Moen. Meddel. dansk. qeol. Foren. v. 



p. 54. 1920. 



HINXMAN, L. W., R. G. Carruthers, & others. The Economic Geology of 

 the Central Coalfield of Scotland, Area IX— Carluke, Strathaven, and Lark- 

 hall, with Braidwood, Netherburn, Auchenheath, Blackwood, and Stonehouse. 

 Mem. Geol. Surv. Scotland, pp. i-viii, 1-143, figs. pis. i-vi "geol. map]. 1921. 



. See also Howe, J. A. 



HIXON, H. W. Inorganic Origin of Petroleum. [Abstract.] Mining Mag. xxv. 

 pp. 324-325. 1921. 



HO BBS, W. H. Studies in the Cycle of Glaciation. Journ. Geol. xxix. pp. 370- 

 386, figs. 1921. 



2. Post-Glacial Faulting in the French River District of Ontario. Am. 



Journ. Sci. ser. 5, i. pp. 507-509, figs. 1921. 

 ■ 3. Evolution of Arcuate Mountains. [Abstract.] Pull. Geol. Soc, Am. 



xxxii. pp. 30-31. 1921. 

 ■ 4. Doctrine of the Zone of Flow challenged. [Abstract.] Ibid. p. 32. 



1921. 



5. Crustal Deformation in the Pacific and Atlantic Regions, f Abstract.] 



Ibid. pp. 32-33. 1921. 

 HOBSON, B. The West Riding of Yorkshire. [Cambridge County Geographies." 



Pp. i-xi, 1-188, figs. geol. map. 8vo. Cambridge, 1921. 

 HOBSON, W. D. Slate-Quarrying in North Wales. Trans. Inst. M. F. Ix. 



pp. 263-269. 1921 ; & Quarry, xxvi. pp. 94-96. 1921. 

 H(EFER, H. von. Schwundspalten (Schlechten, Lassen). Berg- hiittenm. Jahrb. 



Wien, lxiv. pp. 1-39, fig. pis. i & ii. 1916. 

 2. Die Geothermischen Verhaltnisse der Kohlenbecken (Esterreichs. Ibid. 



pp. 170-349, figs. 1916. 

 3. Die Verwerfungen (Paraklase, Exokinetische Spalten). Pp. i-xii, 1-128, 



figs. 8vo. Braunschweig, 1917. 

 '-• 4. Allgemeine Geologie der Salzlagerstatten. Berg- hiittenm. Jalirb. Wien, 



lxvii. pp. 219-274, figs., pi. iii. 1919. 



