50 BIBLIOGRAPHY OF NORTH AMERICAN GEOLOGY, [bull. 2 
Finlay (George I.). 
1. The geology of the San Jose district, Tamaulipas, Mexico. 
N. Y. Acad. Sci., Annals, vol. 14, pp. 247-295, 11 pis., 1904. Columbia Unr 
Geol. Dept., Contr.^ vol. 11, no. 100, 1904. 
Describes the topography and the general geologic structure of the region, ti 
field relations of the igneous rocks, and in detail their petrographic chi 
acters. 
Finlay (George I.) and Kemp (J. F.). 
1. Nepheline s}^enite area of San Jose, Tamaulipas, Mexico. 
Abstract: Geol. Soc. Am., Bull., vol. 14, p. 534, 1904. 
See no. 397 of U. S. Geol. Surv., Bull. no. 240. 
Finlay (J. R.). 
1. The mining industry of the Coeur d'Alene district, Idaho. The on) 
formation. The production and methods of operating. 
Mines & Minerals, vol. 24, pp. 497-498, figs. 1-2, 1904. 
Abstract of paper read before the American Institute of Mining Engineers :i 
1902, together with comments by Arthur Lakes. 
Fisher (Cassius A.). 
1. Coal fields of the White Mountain region, New Mexico. 
U. S. Geol. Surv., Bull. no. 225, pp. 293-294, 1904. 
Describes the location of the field and the occurrence and character of tl 
coals. 
2. Coal of the Bighorn basin, in northwest Wyoming. 
U. S. Geol. Surv., Bull. no. 225, pp. 345-362, 1904. 
Describes the geologic structure of the field, the character and occurrence i 
the coals, and the mining operations. 
Fletcher (Hugh). 
1. Limits of the workable coals of the Cumberland coal fields in Novi 
Scotia. 
Nova Scotia Mg. Soc, Jour., vol. 8, pp. 123-126, 1904. 
Includes observations upon the geology of the region, and discusses the poas 
bility of workable coal seams being found at certain points in the light ( 
geological facts presented. 
Fluck (Frank). 
1. Lower Coal Measures of central Pennsylvania. 
Mines & Minerals, vol. 24, p. 574, 2 figs., 1904. 
Describes occurrence and character of coal seams of central Pennsylvania. 
Flynn (Benjamin H.) and Flynn (Margaret S.). 
1. The natural features and economic development of the Sandusky 
Maumee, Muskingum, and Miami drainage areas in Ohio. 
U. S. Geol. Surv., Water-Supply and Irrigation Paper no. 91, 130 pp., 11 figs. 
1904. 
Includes a brief account of the topography and general geology of the area 
considered. 
