88 INDEX TO PUBLICATIONS OF U. S. GEOL. SURVEY. [bull.215. 
Crushed steel, statistics of MR 1901, pp 807-808 
Cryolite, occurrence, uses, and statistics of MR 1901, pp 883-885 
Crystalline metamorphie rocks of Arizona, Globe district PP 12, pp 23-28 
Crystalline rocks, clays derived from PP 11, pp 47-50 
Cub River, Idaho, flow of, measurement of Ann 22, 
iv, p 408; WS 51, pp 410-411; WS 66, p 118 
Cuba, gazetteer of Bull 192 
geography and topography of Bull 192, pp 9-11 
manganese deposits of Santiago Bull 213, pp 251-255 
manganese ore from, statistics of. .MR 1900, pp 128, 140; MR 1901, pp 139-140, 155 
opal in MR 1901, p 758 
petroleum in MR 1900, p 590 
stone industry in MR 1900, pp 691-692 
Cuba moraine, Ohio, distribution, topography, etc., of Mon xli, pp 341-347 
( !uchara formation of Colorado GP 71, pp 2, 3 
( !umberland Plateau in Tennessee and Alabama GF 77, p 1 
( Jumberland River, flow of, measurement of WS 65, pp 296-297 
( 'in innings (U. ), American rock cement, statistics of MR 1900, pp 745-748 
Current Creek, Utah, irrigation data relating to WS 52, pp 508-509 
Current meters. (See Meters, current.) 
Curves, velocity, in st ream measurement WS 76, pp 20-47, 60-67 
Cutbank River, Montana, flow of, measurement of WS 49, p 269 
( u vahoga River, Ohio, course and character of Mon xli, p 216 
Cuyahoga shale of Ohio, Pennsylvania, and Indiana Mon xli, pp 62-63 
Cyclolobidse of America Mon xlii, pp 134-141 
Cyprus, gypsum production of MR 1900, p 833; MR 1901, p 851 
ocher production of MR 1901, p 906 
Dacite, analysis of, from Nevada, Washoe district PP 12, p 92 
analyses of, from Oregon, Crater Lake National Park '. PP 3, p 140 
of Arizona, Globe district '. PP 12, pp 88-95 
of < >regon, Mount Mazama PP 3, pp 34-41 
of Washington, Monte Cristo Ann 22, n, p 797 
thin sections of, from Oregon, Crater Lake National Park..PP 3, pp 128, 132, 138 
Dacite-porphyry, analysis of, from Oregon, Port Orford quadrangle GF 89, p 4 
of < Oregon, Port Orford quadrangle GF 89, p 4 
Dahlonega district, Georgia, gold and pyrite deposits of Bull 213, pp 57-63 
Dakota formation of South Dakota GF 85, p 3 
supply of water to WS 67, pp 57-59 
Dale (T. N.), slate industry at Slatington, Pennsylvania, and Martinsburg, 
West Virginia Bull 213, pp 361-364 
structural details in Green Mountain region and in eastern New York.. Bull 195 
work in charge of Ann 22, i, pp 64-65; Ann 23, p 39 
Dall ( W. II. ), work in charge of Ann 22, i, pp 104-105; Ann 23, pp 67-68 
Dall River, Alaska, course and character of PP 10, pp 21-22 
reconnaissance from Fort Hamlin to Kotzebue Sound, by way of Kanuti, 
Allen, and Kowak rivers and PP 10 
Daly (R. A.) , geology of Ascutney Mountain, Vermont Bull 209 
Dan River, flow of, measurement of WS 48, 
pp 132-133; WS 65, pp 240-241; WS 75, pp 52-53 
Dan River coal area, Virginia and North Carolina Ann 22, in, pp 49-51 
Darby Mountains, Alaska N and N, pp 17, 194 
Darton (N. H. ), geology of Camp Clarke quadrangle, Nebraska GF 87 
geology of Norfolk quadrangle, Virginia-North Carolina GF 80 
geology of Oelrich's quadrangle, South Dakota-Nebraska GF 85 
