[I9I3-] 



196 



AMERICA (J^oeth). 



OxTAEio. Cobalt-Nickel Area near 

 Lake Temiskaming. Also Gow- 

 ganda Area. 1 iucli = 1 mile. 

 1913.— Miller, W. G., 4. 



■ . Gowganda Mining Division. 



1913.— Collins, W. H. 



. Larder Lake District. 1 inch 



= 1 mile & {va7'ious). 2 inches = 

 1 mile. 1912.— Wilson, M. E. 



. Sudbmy Xickel Region {vari- 

 ous). 1913.— Coleman, A. P., 4. 



Quebec. St. Lawrence River & Gulf 

 Distribution of Iron-Sand Deposits. 

 100 miles = 1 inch. 1912. — Mac- 

 kenzie, G. C. 

 United States. 



UsiTED States. Coal-fields. 1913. 

 See Congees geoe. inteexat. 



• . Distribution of Cement-mate- 

 rials (vajHotcs). 1913. — Eckel, E. C. 



. Economic materials {various). 



1913.— Lindgren, W. 



. Mineral Fuels {varioxis). 1912. 



—Campbell, M. R. 



Aeizona. Poition of Silverbell 

 ^Mining District. 1 inch = 2000 

 feet. 1913.— Stewart, C. A. 



Califoexia. Iron-ore deposits {vari- 

 ous). 1912.— Harder, E. C. 



. Shasta Co. Harrison Gulch. 



1 : 16,000. 1913.— Kramm, H. E. 



CoLOEADO. Cebolla District. 1 inch 

 = nearlv 1 mile. 1913. — Singe- 

 wald, J.^T. 



. Coalfields of Grand Mesa & 



West Elk Mountains. 1 : 125,000. 



1912. — Lee, W. T. 



Idaho. Lemhi Countv. 1 : 375,000, 



1913. — Umpleby, J. B. 

 Illinois. Wheaton Quadrangle. 1 : 



62,500. 1912.— Trowbridge, A. C. 



Iowa. Artesian conditions & Eleva- 

 tion of St. Peter Sandstone. 1 : 

 1,000,000. Also Drift Sheets of 

 Iowa. 1 : 1,000,000. 1912.— Xor- 

 ton, W. H., 1 & 2. 



Maetland. Devonian Formation. 

 1 : 312,500. 1913. — See Maey- 

 LAND, Geol. Surv. 



Massachusetts. Quincey & Bine 

 Hills District. 1 inch = 1*5 miles; 

 & outcrop map of Pine-Tree Brook 

 Area. 1913.— Warren, C. H. 



MissouEi (State). 1 inch = ll miles. 

 Also Clinton, Calhoun, Lexington, 

 Bevier, Hunts vilie, & Richmond 

 Sheets. 1 : 62,500. 1912.— Hinds, 

 H. 



Montana. Helena Mining Region. 



1 : 250,500 ; Helena & Vicinity. 



1 : 62,500. 1913.— Knopf, A., 2. 

 . Philipsburg Quadrangle. 1 : 



125,000. 1913. — Emmons, W. 



H., 2. 



New Yoek North Creek Quad- 

 rangle. 1913. Miller, W. J. 



AMERICA (Noeth). 



Ohio. South -westei-n portion of 

 Ohio ; also Quaternary deposits 

 & water-bearing surface-deposits^ 

 1 : 500,000. 1912.— Muller, M. L. 



. Columbus Quadrangle. 1 : 



125,000. 1911.— Staufier, C. R. 



{various). 1 inch = 4 miles. 



1912.— Condit, D. D. 



Ok;lahoma {variotis). 1913. — But- 

 tram, F. 



Pennsylvania. Triassic Area of 

 Eastern Pennsylvania. 1 inch = 

 about 2i miles. 1913.— Wherry, 

 E. T. 



Texas. Electra & Henrietta Fuel 

 Fields. 1 inch = 4 miles. 1912.— 

 Udden, J. A., 2. 



(North Central). Wichita Re- 

 gion. 1913.— Gordon, C. H. 



Utah. Mining district of San Fran- 

 cisco Region. 1 : 62,500. 1913.— 

 Butler, B. S. 



. Park City District. 1 : 25,000 ; 



also (Central portion). 1 : 12,000. 



1912. — Boutwell, J. M. 

 Veemont. Craftsburv District. 1 



inch = 3160 feet. 1912.— Richard- 

 son, C. H. 



. Irasburg District. 1 inch = 



385 rods. 1912.— Richardson, C. 

 H., 2. 



. Marble-Belts. 1 : 125.000 & 



1 : 31,250. 1912.— Dale, T. N. 

 . Ordovician at Hyde I\[anor, 



Sudbury. 1 inch = 50 'feet. 1913, 

 —Dale, T. N., 2. 



. Pleistocene Area of Glacial 



Lake Champlain. 1 inch =^ about 

 20 miles. 1912.— Perkins, G. H. 



ViEGiNiA (Middle- Western portion), 

 H inches = 20 miles. 1913. — 

 Watson, T. L., 2. 



Washington (South - Central por- 

 tion). 1 inch = about 12 miles. 



1913. — Waring, G. A. 



. Covada Mining District [no 



scale]. 1913.— Weaver, C. E., 2. 

 AMERICA (South). 



Ameeica (Soutb). Pre - Cambrian 

 Areas, and distribution of marine 

 Silurian, Devonian, Carboniferous^ 

 Permian, Triassic & Jurassic, Creta- 

 ceous, & Tertiary Deposits. 1 inch 

 =^ 800 miles appVox. 1912.— Hase- 

 man, J. D. 



Bolivia. Titicaca I. 1 inch = about 



2 miles. 1913.— Gregory, H. E.. 4. 

 Beazil Estancia Series in Parts of 



Bahia & Sergipe. 1 inch=40 miles. 



1913.— Branner, J. C. 

 . Rio Grande District. 1 : 



500,000. 1913.— See Sio J^a.ulo^ 



Comm. geogr. & geol. 

 . Rio Grande do Norte. Region 



about Natal. 1913.— Jenkins', 0, 



P. 



