INDEX TO VOLUME XX 
Kozu, S. Preliminary Notes on Some Igneous Rocks of Japan. VI . 
Kraus, Edward H. A New Jolly Balance. Review by Harold E. 
Culver ‘ Banos 
Kristallochemische Bexichune: Ueber: eine pisher tinbeachtet By F. 
Loewinson-Lessing. Review by Albert D. Brokaw . 
Kiimmel, Henry B. Annual Administrative Report of the State Geolo- 
gist for the Year roto. Review by A. E. F. 
Report on the Approximate Cost of a Canal bermecn Bay 
Head and the Shrewsbury River. Review by A. E. F. 5 
Kiimmel, Henry B., and S. Percy Jones. The Mineral Industry of 
New Jersey for 1910. Review by A. E. F. 
Lake Superior Region, The Geology of the. By Charles Richard Van 
Hise and Charles Kenneth Leith. Review by E. S. Moore é 
Landes, Henry, Olaf Stromme, and Clyde Grainger. The Road 
Materials of Washington. Review by A. E. F. 
Laney, Francis Baker. The Relation of Bornite and Chaleocite | in the 
Copper Ores of the Virgilina District of North Carolina and Vir- 
ginia. Review by A. D. B. 
Lebedew, P. Experimentelle Untersuchung einiger pinater Systeme 
von Silicaten. Review by Albert D. Brokaw 
Leith, C. K., and W. J. Mead. Metamorphic Studies sine 
Leith, Charles Kenneth, and Charles Richard Van Hise. The Geology 
of the Lake Superior Region. Review by E.S. Moore . 
Lichtbrechung des Kanadabalsams, Ueber die. By E. A. Wiilfing. 
Review by Albert Johannsen : 
Limiting Strength of Rocks under Conditions Si Stress aed in the 
Earth’s Interior, On the. By Louis Vessot King 
Lisboa, Miguel A. Eugen Hussak : 
Lloyd, E. R. Review of Calcite as a Primary Gonsutuene af Toneous) 
Rocks, by Rachel Workman 
Review of On Some British Ballo liawyas and the irs 
Associated with Them, by Henry Dewey and John Smith Flett. 
Loewinson-Lessing, F. Ueber eine bisher unbeachtet  kristallo- 
chemische Beziehung. Review by Albert D. Brokaw : 
Ueber die chemische Natur der Feldspath Amnpiibelite 
Review by Albert D. Brokaw 
The Fundamental Problems of Bewronenesis: or the One ai 
Igneous Rocks. Review by Whitman Cross 
———. Versuche iiber Umbkristallisation von Gectemen im fatten 
Zustande. Review by E. Steidtmann 
Lower Cretaceous of Maryland. Review by David White 
Lower Triassic Faunas, On the Distribution of. By James Pecan 
Smith 
785 
PAGE 
656 
272 
84 
580 
580 
580 
184 
ST. 
284 
83 
353 
184 
89 
119 
148 
280 
271 
84 
84 
362 
190 
773 
13 
