[1921J 



8 



BARROIS, C. Expose des Recherches poursuivies dans le Bassin du Nord par les 

 Conservateurs du Musee Houillevde Lille. Ann. Soc. geol. Nord,, xliii. j>p. 323- 

 340, fig. 1920. 



■ 2. Jules Gosselet, 1832-1916. [Obit.] Ibid. xliv. pp. 10-47, portrait. 



1920. 



3. L'CEuvre geologique de C. Eg. Beeteand. [Obit.] Ibid. pp. 47-64. 



1920. 



BARKOW, G., & J. F. N. Geeen. Excursion to the Tring Gap and Steps Hill. 



Proc. Geol. Assoc. xxxii. pp. 215-217. 1921. 

 BARSCH, O. [Dromlings-Staubecken, Flottsande des Diluviums : Blatter Kunrau 



und Solpke J Jahrb. Tc.-pretiss. geol. Lanclesanst. xxxii. pt. 2, p. 510. 1914. 

 2. [Ueber die wissenschaftlichen Ergebnisse der Aufnabrnen auf Blatt Ratz- 



lingeu.] Ibid, xxxiv. pt. 2, p. 625. 1915. 

 ■ 3. [Granitgneise, metarn'orpbe Scliiefer, Tertiar, Diluvium ; Blatt Lauterbach.] 



Ibid. p. 660. 1915. 



BART HOLMES, F. Contribution a l'Etude des Roches Eruptives Basiques 



contenues dans le Massif de la Dent Blanche. Bull. Lab. G-eol. Z'niv. 



Lausanne, no. 27, pp. 1-93, figs. 1920. 

 BASCOM, F. Cycles of Erosion in the Piedmont Province of Pennsylvania. 



Journ. Geol. xxix. pp. 540-559, figs. 3921. 

 2, & B. L. Millee. Geologic Aflas of the United States. — Elkton- Wilming- 

 ton Folio, Maryland-Delaware-New Jersey-Pennsylvania. U.S. Geol. Sv.ru. 



Geol. Atlas, Folio 211, pp. 1-22, figs. seol. & topogr. maps. 1920. 

 BAST IN, E. S. The Gold Log Mine, Talladesa County, Alabama. Bull. U.S. 



Geol, Surv. no. 640, pp. 159-161. 1916. 

 BATEMAN, A. M. Notes on the Kennecott Glacier, Alaska. [Abstract.] Bull. 



Geol. Soc. Am, xxxii. pp. 52-53. 1921. 

 BATHER, F. A. Biological Terminology. Xattire, cvii. pp. 489-490. 1921. 

 BAULOUIN, M. Les Representations materielles sur Pierre cle la Grande Ourse, 



a la Pierre polie. C. B. Acad. Sci. Paris, clxxiii. pp. 635-637. 1921. 

 BAUER, C. M. Contributions to the Geology and Paleontology of San Juan 



County, New Mexico. 1. — Stratigraphy of a Part of the Chaco River Valley. 



Prof .Paper U.S. Geol. Surv. no. 98, pp. 271-278, figs. pis. lxiv-lxxi [geol. 



maps], 1916. 



2, & J. P. Reeside, iil. Coal in the Middle and Eastern Parts of San Juan 



County, New Mexico. Bull. U.S. Geol. Surv. no. 716, pp. i-iv, 155-237, 

 pis. xvi-xxxiv [geol. maps]. 1921. 



BAUMBERGER, E. Ueber das Alter der Vaulruz- und Ralligschichten. Eclogce 

 Geol, FLelv. xvi. pp. 137-138. 1920. 



BAXTER, W. E. Obit.— See Oldham, R, D. 



BAYLEY, F. See Sisnatt, F. S., 2. 



BAYLEY, W. S. The Magnetitic Ores of North Carolina— their Origin. Picon. 



Geol. xvi. pp. 142-152, pi. vii. 1921 ; & r Abstract] Bull. Geol. Soc. Am. 



xxxii. pp. 64-65. 1921. 

 BEAN, E. F. Economic Geology and Highway Construction. Picon. Geol. xvi. 



pp. 215-221. 1921. 

 BECK, C. R. Obit.— See Spencee, L. J., 2. 



BECK, E. Geology and Oil Resources of Colombia; the Coastal Plain. Peon. 



Geol. xvi. pp. 457-473, figs. 1921. 

 BECK, P. Ueber die Verschiedenheit der beiden Thunerseeufer in Bezug auf Bau 



und Facies. Eclogce Geol. Helv. xvi. pp. 109-111. 1920. 

 2. Grundziige der Talbildung im Berner Oberland. Ibid. pp. 139-176. figs. 



1921. 



BECK, R. Ueber einen Graniteinschluss im Pechstein von Garsebach bei Meissen, 



und fiber Entwasserungsvorgange in dieseui Gestein. Zeitschr. deutsch. geol. 

 GesellscJi. lxvi. Monatsb. pp. 244-250, fig. 1914. 

 BECKE, F. Zwillingsverzerrung an Eisenglanzkiystallen von Harstigen. Geol. 



Foren. StocJcJi. Fork, xliii. p. 425. 1921. 

 BECKENKAMP, J. Svngonie und Raumgitter. Fortschr. Min. Krist. Petr.xi. 



pp. 15-34, figs. 1920. 

 2. Ueber symmetrischen Auf- und Abbau der Kristalle. Zeitschr. f. Krist. 



lvi. pp. 305-334. 1921. 

 BECKER, J. Ueber den Strontianit und den Strontianitbergbau im Mfinsterlande. 



Zeitschr. f. praltt. Geol. xxix. pp. 145-154. 1921. 

 BECK WITH, L. H. See Mxsoee, Department of Mines and Geology. 

 BEDER, R. Los Yacimientos de Mineral de Hierro de Caapucu, Quyquyo y San 



Miguel, y el del Mineral de Manganeso de la Cordillerita (Republica del Para- 



guav). Bol. Acad. Nac. Cienc. Cordoba, xxv. pp. 170-182, fig. 1921. 



