40 BIBLIOGRAPHY AND INDEX OF N. A. GEOLOGY, [bull. 146. 
107 Goode (G-. Brown.). Bibliography of the United States National 
Museum for the fiscal year ending June 30, 1893. 
U. S. Nat. Mus., Kept, for 1893, appendix vii, pp. 285-313. 
108 G-ordon (Charles H.). Buried river channels in southeastern Iowa. 
Iowa Geol. Surv., vol. iii, 2d Ann. Rept., pp. 239-255. 
Describes the drainage of the region and gives the section exposed at 
various localities and in several well borings. Describes the history of 
the drainage diversion. 
169 Geology of Van Buren County [Iowa]. 
Iowa Geol. Surv., vol. iv, 3d Ann. Rept., pp. 201-254, pis. vi-vii, figs. 
19-26, with geologic map. 
Describes the physiography and drainage of the region and the litho- 
logic and stratigraphic characters of the Carboniferous and Pleistocene 
formations. Gives vertical sections of several well borings and describes 
the occurrence of coal, clay, and building stone. 
170 Stratigraphy of the St. Louis and Warsaw formations in 
southeastern Iowa. 
Jour, of Geol., vol. iii, pp. 289-311, with map. 
Reviews the earlier geologic descriptions of this region, gives a cross 
section, and describes the lithologic character of the exposures at a num- 
ber of localities. Describes the characteristics of the formations and 
the unconformities above and below the St. Louis limestone. Discusses 
the origin of the brecciated character aud dolomitization of this limestone. 
171 Grosling (Edgar B.). A treatise on ozokerite. 
School of Mines Quart., vol. xvi, pp. 41-68. 
Describes its properties and the geology of portions of Europe and of 
the central Rocky Mountain States in which it occurs. Describes the 
process of treatment and its uses. 
172 Grant (C. C). Opening address. 
Hamilton Assoc, Jour, and Proc, No. xi, pp. 60-64. 
Contains remarks on certain graptolitcs and notes on the occurrence 
of Niagara fossils in the vicinity of Hamilton, Ontario. 
173 Brief note on the Devonian rocks, Ontario. 
Hamilton Assoc, Jour, and Proc, No. xi, pp. 65-70. 
Remarks on the fossil fauna and flora of Devonian rocks 
174 Geological notes in continuation. 
Hamilton Assoc, Jour, and Proc, No. xi, pp. 71-78. 
Contains notes on glacial phenomena in Ontario and on the Silurian 
rocks of Anticosti and Quebec 
175 Grant (U. S.). The name of the copper-bearing rocks of Lake 
Superior. 
Am. Geol., vol. xv, pp. 192-194 (correspondence). 
Discusses the use of the terras Keweenawan and Nipigon to designate 
the copper-bearing rocks of Lake Superior, and quotes from several 
papers to show that the name Keweenawan should be adopted. 
170 Winchell (H. Y.) and. Preliminary report on the Eainy Lake 
gold region. 
Minn. Geol. and Nat. Hist. Surv., 23d Ann. Rept., pp. 36-105. 
See Winchell (H. V.) and Grant (U. S.), No. 548. 
