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Geologie. 



Steward, J. S. : Geology of the disturbed belt öt' southwestern Alberta 



(Geol. Surv. Canada, Mein. 112. 7t p. 5 Taf. Karte. 1919.) [Ref 



Amer. Journ. (4.) 49. , 83. 1920 ] 

 Dumbla, E. T. : Geology of tlie northern end of the Tampico embayment 



area. (Proc. Calif. Acad. Sc. (4.) 8. 113—156. 1918.) [Ref. Amer. 



Journ. (4.) 47. 79. 1919.] 

 Knopf, A. : A geologic reconnaissanee of the Inyo Range and the eastern 



slope of the Sierra Nevada. Cal. ; with a section on the stratigraphy 



of the Inyo Range, by Edwin Kirk. (U. S. Geol. Surv. Prof. Pap 



110. 1918. 130 p. 23 Taf. 8 Fig.) 

 Spencer, J. W. : Origin and age of the Ontario shoreline. (Amer. Journ 



of Sc. (4.) 43. 351-362. 4 Fig. 1917.) 

 Foye, W. G. : The geology of the Lau Island. (Amer. Journ. of Sc. (4.) 



43. 348—350. 1917:) 

 Alden, W. C. : The Quaternal Geology o£ Southeastern Wisconsin. , (U. S 



Geol. Surv. Profess. Pap. 106. 356 p. 39 Taf. 21 Fig. Washington 



1918.) [Ref. Amer. Journ. (4.) 47. 143. 1919.] 

 Gries, A. W.: Brecciation in the Niagara Limestone at Rochester, New 



York. (Amer. Journ. of Sc. (4.) 47. 349—354. 2 Fig. 1919.) . 

 Dean, R. S. : The formation of Missouri cherts. (Amer. Journ. ! of Sc. 



(4.) 45. 411— 415. 1918.) 

 Spencer, A. C. : The geology and ore deposits of Ely, Nevada. (U. S. 



Geol. Surv. Prof. Pap. 189. 1917. 189 p. 15 Taf. 4 Fig.) 

 Knopf, A. : Geology and ore deposits of the Yerington district, Nevada.. 



(ü. S. Geol. Surv. Prof. Pap. 114. 1918. 68 p. 5 Taf. 12 Fig.) 

 Lindgren, W. and G. F. Long hl in: Geology and ore deposits on the 



Tintic mining district, Utah. (U. S. Geol. Surv. Prof. Pap. 107. 1918. 



282 p. 39 Taf. 49 Fig.) [Ref. Amer. Journ. (4.) 48. 246. 1919.] 

 Laney, F. B. : The geology and ore deposits of the Virgilina district of 



Virginia and North Carolina. (Virginia Geol. Surv. Bull. 14. 176 p. 



20 Taf. 16 Fig. Charlottesville 1917.) [Ref. Amer. Journ. (4.) 45. 



476. 1918.] 



ümpleby, J. B.: Geology and ore deposits of the Mackay Region, Idaho. 



(ü. S. Geol. Surv. Prof. Pap. No. 97. 36 p. 1 Taf. 3 Fig. 1917.) 

 Bas tili. E. S. and J. M. Hill: Economic Geology of Gilpin Co. and> 



adjacent parts of Clear Creek and Boulder Co., Colorado. (U. S. 



Geol. Surv. Prof. Pap. No. 94. 379 p. 23 Taf. 79 Fig. 1917.) 

 Pa rdee, J. T. : Geology and mineral deposits of the Colville Indian 



Reservation, Wash. (ü. S. Geol. Surv. Bull. 677. 1917. 186 p. 12 Taf. 



1 Fig.) 



H i n d s , H. : The geology and coal resources of Buchanan Co. (Virginia 

 Geol. Surv. 18. Charlottesville 1918.) [Ref. Amer. Journ. (4.) 48. 77. 

 1919.] 



Du Pre Smith, Warren: Geology of the Oregon cascades. (Unif. oö 

 Oregon Bull. 14. 54 p. 1 Taf. 1917.) [Ref. Amer. Journ. (4.) 46 . 

 546. 1918.] 



