176 BIBLIOGKAPHY OF NORTH AMERICAN GEOLOGY, 1906-1907. 
Stead, Geoffrey. 
2279. Notes on a grindstone quarry at Stonehaven, Gloucester Co., N. B. — 
New Brunswick Nat. Hist. Soc, Bull., no. XXIY (vol. 5, pt. 4), pp. 407-408, 1906. 
Describes briefly the position of the rock and the strain found in it, when quarried. 
Stearns, Robert E. C. 
2280. Fossil Mollusca from the John Day and Mascall beds of Oregon. — 
California Univ., Dept. Geol., Bull., vol. 5, no. 3, pp. 67-70, 4 tigs, 1906. 
Stephenson, L. W. 
2281. Some facts relating to the Mesozoic deposits of the coastal plain of 
North Carolina. — Johns Hopkins Univ. Circ, new ser., 1907, no 7, pp. 93-99 
[681-687], 1907. 
Sterki, V. 
2282. Fossil land and fresh water Mollusca collected in Defiance County, 
Ohio.— Ohio Naturalist, vol. 7, no. 5, pp. 110-111, March, 1907. 
Gives a list of the species identified from deposits supposed to be loess. 
Sternberg-, Charles H. 
2283. The Loup Fork Miocene of western Kansas. — Kansas Acad. Sci., Trans., 
vol. 20, pt. 1, pp. 71-74, 1906. 
Gives notes upon the physical character of and the occurrence of vertebrate fossils 
in these beds. 
2284. Portheus molossus, Cope, and other fishes from the Kansas chalk. — 
Abstract: Science new ser., vol. 25, p. 295, February 22, 1907. 
2285. The great inferior tusked mastodon of the Loup Fork Miocene. — 
Science, new ser., vol. 25, pp. 971-972, June 21, 1907. 
2286. Some animals discovered in the fossil beds of Kansas. — Kansas Acad. 
Sci., Trans., vol. 20, pt. 2, pp. 122-124, 1907. 
Gives notes upon vertebrate fossils from western Kansas and states in what museums 
they are now preserved. 
Sterrett, Douglas B. 
2287. Mica deposits of western North Carolina. — North Carolina Geol. and 
Econ. Survey, Econ. Paper no. 14, pp. 82-107, 5 figs., 1907. 
2288. Mica deposits of western North Carolina. — U. S. Geol. Survey, Bull, 
no. 315, pp. 400-422, 5 figs., 1907. 
2289. Monazite in North Carolina, South Carolina, and Georgia. — U. S. Geol. 
Survey, Mineral Resources for 1906, pp. 1190-1204, 1907. 
Describes the geologic occurrence and relations of monazite deposits. 
The production in the United States in 1906 of mica ; of monazite and zircon ; 
and of precious stones. — See no. 2419. 
Stevens, Horace J. 
2290. The copper handbook. A manual of the copper industry of the world. 
Compiled and published by Horace J. Stevens, Houghton, Mich., 1906. 
Contains a chapter on the geology of copper, pp. 21-26. 
2291. Mines of the Lake Superior copper district. — Lake Superior Min. Inst., 
Proc, vol. 12, pp. 8-24, 8 figs., 1907. 
Contains notes on the geology of the Lake Superior copper district of Michigan. 
Stevenson, John J. 
2293. A bit of Quaternary geology [Vermont]. — Abstract: Science, new ser., 
vol. 23, p. 388, March 9, 1906. 
