76 INDEX TO PUBLICATIONS OF U. S. GEOL. SURVEY. [bull.215. 
C( »;i 1 i n Nebraska, production, etc. , of Ann 22, in, p 13 
in New Mexico, production, etc., of Ann 22, in, p 12 
in North Carolina, Deep River and Dan River areas (Triassic) Ann 22, 
in, pp 43-51 
production, etc., of Ann 22, in, p 12 
in Ohio, production, etc. , of Ann 22, in, p 12 
in Oregon, Blue Mountains Ann 22, n, p 640 
Coos Bay quadrangle GF 73, pp 4-5 
Port Orford quadrangle GF 89, p 4 
production, etc. , of Ann 22, in, p 13 
in Pennsylvania, Masontown and Uniontown quadrangles GF 82, pp 10-19 
production, etc., of Ann 22, in, p 12 
Wellersburg Basin Ann 14, ii, p 578 
in South Dakota, production, etc., of Ann 22, in, p 13 
in Tennessee, production, etc., of Ann 22, in, p 13 
in Texas, production, etc., of .Ann 22, in, pp 13 
in United States, rank of the States in area and production. Ann 22, in, pp 12-13 
in Utah, production, etc., of Ann 22, in, p 13 
in Virginia, production, etc., of Ann 22, in, p 12 
in Washington, production, etc., of Ann 22, in, p 13 
in WVst Virginia, Charleston quadrangle GF 72, pp 6-8 
Cumberland and ( reorgea Creek held Ann 14, n, p 579 
Elk Garden field Ann 14, n, pp 579-582 
Pot< .mac Basin Ann 14, n, pp 576-577, 582-588 
production, etc., of Ann 22, in, p 12 
Raleigh quadrangle GF 77, pp 4-8 
Roaring Creek field Ann 14, n, pp 588-590 
in Wyoming, production, etc., of Ann 22, in, p 13 
platinum in Bull 193, p 35 
statistics of MR 1900, pp 273-457 ; MR 1901, pp 279-449 
tests of, from A rkansag Ann 22, in, pp 398-400 
from Cook Inlet, Nanaimo, and Cardiff Ann 22, in, pp 552-555 
from Eastern Interior and other fields Ann 22, in, pp 290-291 
from T< >\va Ann 22, in, pp 348-349 
from Michigan \nn 22, in, pp 323-324 
from Rocky Mountain fields Ann 22, in, pp 425-427 
from Washington Ann 22, in, p 492 
Coal, anthracite, in Pennsylvania; coal-carrying companies Ann 22, in, p 106 
cost of mining Ann 22, in, p 96 
freight rates Ann 22, in, pp 112-115 
history of development Ann 22, in, pp 74-79 
individual operators Ann 22, in, pp 110-111 
labor employed in mining Ann 22, in, pp 97-98 
marketing of Ann 22, in, pp 115-117 
method of mining Ann 22, in, pp 79-88 
preparation of, for market Ann 22, in, pp 88-95 
statistics and future developments Ann 22, in, pp 98-102 
summary of knowledge Ann 22, in, pp 55-117 
Coal, lignite, and peat, Geological Survey publications on Bull 213, pp 294-295 
Coal ash, analyses of, from Colorado, Spanish Peaks quadrangle GF 71, p 7 
Coal-bearing rocks in Indian Territory, columnar section of Ann 22, in, p 376 
Coal lied in Nevada, central Ann 22, in, p 459 
Coal field, Appalachian, northern; summary of knowledge. ..Ann 22, in, pp 119-226 
