97 



[1922.J 



PBIXCIPI, P. Osservazioni intorno al Quaternario dell" Umbria Centrale. Atti 



B. Aecad. Lincei, Bendic. xxxi. pt. 1, pp. 56-59. 1922. 

 2. 11 Miocene nella Eearione compresa fra i Rilievi Mesozoici Eusrubini e la 



Catena del Catria. Ibid. pp. 217-220. 1922. 

 3. Tentative di Ordinamento del Terziario Inferiore e Medio dell" Unibria 



Centrale. Boll. Soc. geol. ital. xli. pp. 53-69. 1922. 

 PBIXGLE. J. On a Boring for Coal at Westburv. Wiltshire. Summ. Brogr. 



Geol. Surv. Gr. Br. 1921. App. Ill, pp. 116-153'. 1922. And A.C. 

 . See also*CKXTTriy. C. P., Goee, 1 ,C. H.. Kiichix, F. L.. 1 &2, y Sheelock, 



E. L.. 4. 



PEIOE. G. T. See Beiiish Museum (Natural History), 1 & 2. 

 PEOTESCU. 0. Cercetari pe Foaia Campina. An. Inst. geol. Bomdniei. v. pp. xix- 

 xx. 1914. 



2. Eidicari Geologice pe Foaia Campina. Ibid. vi. p. xx. 1914. 



3. Communication sur l'Origine de certains Gres a Hieroglyphes. C. B. 



Inst. geol. Boumanie, iii. pp. 76-82. 1915. 

 4. Sur la Structure Geologique de la Region de ' Poiana-Vrajitoarea,' du 



District de la Prabova. Ibid. pp. 137-142. rigs. geol. sketcb-map & sections . 



1915. 



5. Sur la Presence de l'Etage Tortonien dans la Eearion de Melicesti (^District 



de Prabova). Ibid. iv. pp. 8-15, fig. 1916. 

 6. Quelques Donnees sur le Paleogene de la Eegion Sotrile Brebu-Breaza 



(District de Prabova). An. Inst. geol. Bomdniei, viii. pp. 443-452, figs, 

 sections . 1918. 



PBOTOPOPESCU-PAEE, E. I. Cercetari Agrogeologice in Oltenia si in Partea 



de W. a Munteniei. An. Inst. geol. Bomdniei, iv. pp. lxxv-lxxvii. 1913. 



2. Eidicarea Agrogeologica a Foii Mizil. Ibid. pp. lxxvii-lxxix. 1913. 



3. Cercetari Agrogeologice in Eegiunea Mizil. Ibid. v. p. xxvi. 1914. 



4. Cercetari Agrogeologice comparative intre Solurile de Stepa din X-EstuI 



Mold'>vei si Acele din Baragan. Ibid. vi. pp. xxiv-xxv. 1914. 

 5. Cercetari Agrogeologice in Stepa din Xord-Estul Moldovei, intre Siret si 



Jijia. Ibid. vii. pp. xxxvii-xl. 1917. 

 PRUYOST, P. See Baebois, C, 2, Focbxiee. G., 4* Stamp, L. D-. 7. 

 PCFAHL. 0. Mitteilunsen fiber Mineralien und Erze von Siidwestafrika, be- 



sonders solche von Tsumeb. Centralbl.f. lEin. 1920. pp. 289-296. 1920. 

 PULFEICH, M. See Adolf, G. 



PUEKVXE. P. E. C. Zprava 0 Cinnosti Statniho Geologickeho Ustavu Cesko- 



slovenske Eepublikv od Jebo Zalozeni do Eonce Eoku 1920. Sbornik Statu. 



Geol. Ust. Ceskoslov. i. pp. 255-266. 1921. 

 2. Zprava 0 Cinnosti Statniho Geologickeho Ustavu Ceskoslovenske Eepublikv 



v Eoce 1921. Ibid. ii. pp. 203-218. 1922. . 

 PUTXAM, G. E. Condition of the Earth's Crust and the earlier American 



Gravitv Observations. Bull. Geol. Soc. Am. xxxiii. pp. 287-302. fisrs. 1922. 

 PYCEAFT, W. P. The Nebraska Tooth. Nature, ex. pp. 7U7-708. ' 1922. 



QUAAS, A. Zu A. Wichma>xs Aufsatz: 1 Ueber Geschiebe von Ardennen- 

 gesteinen im Xiederlandiscben Diluvium.' Centralbl . f. Min. 1920. pp. 215- 

 221. 1920. . 



2. Beitrage zur Geologie des Xiederrheins. VII. — Xochmals zur Gliederung 



der Hauptterrasse. Zeitschr. deutsch. geol. Gesellsch. lxsiv. ATonatsb. pp. 166- 

 180. 1922. 



QUEBEC. BrEEAr of Mixes. Report on Mining Operations in the Province of 



Quebec during the Year 1921. Pp. 1-156. 4 pis. 8vo. Quebec, 1922. 

 QUEEXSLAXD. Annual Eeport of the Under Secretary for Mines to the 



Honourable Aifeed J. Joxes, M.L.A., Secretary for Mines, including the 



Reports of the Wardens, Inspectors of Mines, Government Geologists, and other 



Orficers. for the Year 1921. Contains Report of the Geoeogicae Seetet.! 



Pp. 1-141, geol. map. Fol. Brisbane, 1922. 

 QUEXSEL. P. Yesuvian und Hastingsit aus dem Xepbelinsvenit von Almunge. 



Centralbl.f. ITin. 1915, pp. 201-2U8. 1915. 

 2. Xagra Ord om Svntetiska CEdelstenar. Geol. Boren. Stockh. ForJi. xliv. 



pp. 667-669. 1922. 



3. Yasterbottens Lans Fjallomraden. Ibid. pp. 674-677. 1922. 



QUERVAIN, A. de. Ueber Yersuche zur Bestimmung der Felserosion eines 



Yonnickenden Gletschers. Aetes Soe. helv. Sci. nat. ci. pt. 2, p. 180. 1921. 

 QUESTIEXXE, P. Etude de la Circulation de l'Eau dans les Filtres Artificiels ou 



Xaturels et dans les TeiTains Meubles. Ann. Soc. geol. Belg. xliv. 2Iem. 



pp. 57-120, pis. ii-iv. 1922. 



H 



