Monthly Author's Catalogue. 395 
ARNOLD, RALPH (and A. M. STRONG). 
Some crystalline rocks of the San Gabriel mountains. (Bull., 
G. S. A., vol. 16, pp. 183-204, Apr., 1905.) 
ASHLEY, GEO. H. 
Water resources of the Middlesboro-Harlan region of south- 
eastern Kentucky, (Wat. Sup. Irr. Pap., No. 110, pp. 177-179, 1905.) 
ATWOOD, W. W. 
Glaciation of San Francisco Mountain, Arizona. (Jour. Geol. 
vol. 13, pp. 276-280, Apr.-May, 1905.) 
BLAKE, WM. P. 
Origin of Orbicular and Concretionary Structure, (Trans. Am. 
Inst. Min. Eng. Washington Meeting May, 1905, pp. 677-682.) 
BRANNER, J. C. 
Natural Mounds, or 'hog-wallows." (Science, vol. 21, p. 514, 
Mar. 31, 1905.) 
BROOKS, A. H. (and others). 
Report on progress of investigations of the mineral resources 
of Alaska in '1904, U. S. G. S., Bull. 259, pp. 196, 1905, pis. 3. 
BROOKS, A. H. 
Placer mining in Alaska in 1904. (U. S. G. S.. Bull. 259, pp. 
18-46, 1905.) 
CHALMERS, R. 
The glaciation of Mount Orford. (Ott. Nat., vol. 19, p. 52, 
May, 1905.) 
CHAMBERLIN, R. T. ' 
The Glacial Features of the St. Croix Dalles Region. (.lour. 
Geol. vol. 13, pp. 238-257, Apr.-May, 1905.) 
CLAPP, F. G. 
Water resources of the Curwcnsville, Patton, Ebensburg, and 
Barnesboro quadrangles, Pennsylvania. (Wat. Sup. Irr. Pap., No. 
110, pp. 159-163, 1905.) 
CLARKE, JOHN M. 
Report of the state paleontologist, 1903, pp. 396, pis. 29, 1905. 
CLARKE, JOHN M. 
Perce, a brief sketch of its geology. (Rep. N. Y. State paleon- 
tologist, 1903, pp. 134-173, 1905.) 
CLARKE, JOHN M. (and D. D. LUTHER). 
Geologic map of the Tully quadrangle. (Bull. N. Y. State Mu- 
seum, No. 82, pp. 35-70, map, 1905.) 
CLARKE. JOHN M. 
Geology of the Watkins and Elmira quadrangles. Bull. 81, 
New York Museum, pp. 29, May, 1905. 
