warman] IDAHO INDEX. 115 
Igneous rocks of Texas, Austin quadrangle GF 76, p 6 
of Utah, Bingham district Bull 213, pp 110-111 
Park City mining district Bull 213, p 37 
of Washington, Ellensburg quadrangle GF 86, pp .'5-4 
Illinois; borings, deep, in, list of WS 57, pp 25-30 
brick clay in Chicago district GF 81, p 13 
building stone from, statistics of ..MR 1900, p 662 et seq; MR 1901, p 643 et seq 
in Chicago district GF 81, p 12 
Calumet River, course and character of GF 81, p 1 
cement from, statistics of . . .MR 1900, pp 737, 741, 745; MR 1901, pp 721, 722, 726 
Chicago district, geology of GF 81 
stone industry in Bull 21 3, pp 357-360 
clay, brick, in Chicago district s GF 81, p 13 
clay deposits and industry of PP 1 1 , pp 94-97 
clay products of, statistics of PP 11, 
pp 96-97; MR 1900, p 695 et seq; M R 1901, p 674 et seq 
coal area and statistics ol Ann 22, u i, p 13 ; MR 
1900, pp 276, 358, 373-379; MR 1901, pp 287 et seq, 370-374 
coal field; summary of knowledge Ann 22, in, pp 265-305 
of Indiana and, work in Bu 1 1 2 1 3, i >] » 2S4-293 
coke in, manufacture of. .MR 1900, pp 462 et seq, 492-493; MR 1901, pp 454, 523 
Desplaines River, course and character of GF 81, p 1 
drift in Ditney quadrangle ( i F 84, pp 3-4 
limestone in Chicago district GF 81, p 3 
production of MR 1900, pp 662, 
685, 686, 687, 688; MR 1901, pp 643, 644, 667, 668, 669, 670 
maps, geologic and topographic, of. (See Map.) 
mineral springs of MR 1900, pp 901, 903; MR 1901, pp 963, 964 
natural gas in, statistics of MR 1900, 
pp 634, 635, 637, 638, 649; MR 1901, pp 617, 619, 620, 621 
Patoka quadrangle, coals of Bull 213, pp 290-293 
petroleum in, statistics of. .MR 1900, pp 540, 541, 543; MR 1901, pp 530, 531, 533 
rainfall in Chicago district GF 81, p 13 
sand in Chicago district GF 81, pp 12-13 
sandstone production of MR 1900, pp 
662, 670, 671, 672, 673; MR 1901, pp 643, 644, 656, 657, 658, 659 
steel production of. .MR 1900, pp 96, 97, 98, 99, 100; MR 1901, pp 91, 95, 101, 103 
stone industry in vicinity of Chicago Bull 213, pp 357-360 
topographic work in Ann 23, p 140 
topography of Chicago district GF 81, pp 1-2 
of Danville quadrangle GF 67, p 1 
water in Chicago district GF 81, p 13 
zinc from, statistics of MR 1900, pp 213, 214; MR 1901, pp 21 1, 212 
linoian drift sheet in Erie and Ohio basins, character, structure, etc., of. .Mon xli, 
pp 222-226, 253-291 
vaite, action of ammonium chloride on „ Bull 207, p 44 
analysis of, from Idaho, South Mountain Bull 207, pp 44-45 
lclusions in granite in Minnesota, Mesabi district Mon xliii, p 80 
idependence Lake, hydrographic investigations at WS 68, pp 56-58 
idependence shales of Iowa, northeastern Ann 11, i, p 234 
idex to North American geology, paleontology, petrology, and mineralogy 
for 1892-1900 Bull 189 
idex and catalogue of publications of U, S, Geological Survey, 1880-1901.. Bull 177 
