838 INDEX TO VOLUME XXIV 



PAGE 



Hobbs, William Herbert. Assumptions Involved in the Doctrine of 

 Isostatic Compensation, with a Note on Hecker's Determination 

 of Gravity at Sea 690 



Hornblende Gabbro, Zonal Weathering of a. By Albert D. Brokaw and 



Leon P. Smith 200 



Huronian Formations of Temiskaming Region, Canada, The. By 



W. H. Collins. Review by T. T. Q 726 



Hussakof, L. Discovery of the Great Lake Trout, Cristivomer namay- 



cush, in the Pleistocene of Wisconsin 685 



Hydrothermal Alteration, Studies in. I. By E. A. Stephenson . 180 



Igneous Rock, the Composition of the Average. By Adolph Knopf. 620 

 Inland Lakes of Wisconsin. By Edward Birge and Chancey Juday. 



Review by W. B. W 826 



Intercrustal Magma Basins, Differentiation in. By Alfred Harker . 534 

 Isostatic Compensation, Assumptions Involved in the Doctrine of, with 

 a Note on Hecker's Determination of Gravity at Sea. By William 

 Herbert Hobbs 690 



James River Basin, Virginia, Geology of the Gold Belt in the. By 



Stephen Taber. Review by T. T. Q 518 



Johnson, Douglas W. Studies for Students. Contributions to the 



Study of Ripple Marks 809 



Johnston, John, and E. W. Williamson. The Role of Inorganic Agen- 

 cies in the Deposition of Calcium Carbonate 729 



Johnston, W. A. The Genesis of Lake Agassiz: A Confirmation . . 625 



Jonas, Anna I., and Eleanora F. Bliss. Relation of the Wissahickon 

 Mica-Gneiss to the Shenandoah Limestone and to the Octoraro 

 Mica-Schist, of the Doe Run-Avondale District, Coatesville Quad- 

 rangle, Pennsylvania. Review by V. 0. T 309 



Juday, Chancey, and Edward Birge. Inland Lakes of Wisconsin. 



Review by W. B. W 826 



Jurassic Flora of Cape Lisburne, Alaska, The. By F. H. Knowlton. 



Review by R. C. M 208 



Kanawha County, West Virginia. By Charles E. Krebs. Review by 



W. B. W 300 



Karakoram Glaciers Connected with Pressure, Especially of Affluents, 



Features of. By William H. Workman. Review by R. C. M. . 98 



Kay, Fred H. Coal Resources of District No. VII. Review by 



A. D. B 829 



Kay, G. F. A New Gypsum Deposit in Iowa. Review by R. C. M. . 724 



Kemp, James F. The Mineral Springs of Saratoga. Review by 



W. B. W 828 



Knight, Cyril W., and Willet G. Miller. The Pre-Cambrian Geology 



of Southeastern Ontario. Review by T. T. Q 412 



Knopf, Adolph. The Composition of the Average Igneous Rock . . 620 

 Knowlton, F. H. The Jurassic Flora of Cape Lisburne, Alaska. 



Review by R. C. M 208 



