120 INDEX TO PUBLICATIONS OF U. S. OEOL. SURVEY, [buL. 2i5. 
Irrigation ; tile drainage, etc. , effect of WS 67, p 46 
water storage in California-Nevada, Truckee Basin WS 68 
wells in High Plains region Ann 22, iv, pp 657-668 
(See, also, Hydrography.) 
Irving (R. D.) and Van Hise (C. R. ), Penokee iron-bearing series of Michigan 
and Wisconsin (synopsis of Mon xix) Ann 15, pp 93-94 
Island series of deposits and flora Ann 16, i, pp 473-474, 523, 524, 531, 532 
Isostasy in Alaska, Norton Bay region N and N, pp 208-210 
[sthmian canal problem Ann 22, iv, pp 536-546 
Isthmus, American, hydrography of . Ann 22, iv, pp 507-630 
Italy ; antimony production of MR 1901, p 253 
arsenic production of MR 1901, p 257 
asphaltum production of MR 1900, p 660; MR 1901, p 640 
borax production of MR 1901, p 872 
coal production of MR 1900, pp 315, 321; MR 1901, pp 311, 317 
copper from, statistics of MR 1900, pp 184, 185; MR 1901, p 193 
graphite production of MR 1901, p 900 
iron and steel production of MR 1901 , p 114 
lead from, statistics of MR 1900, pp 209, 210, 211 
manganese ore from, statistics of MR 1900, 
pp 133-134, 140; MR 1901, pp 147-148, 155 
petroleum in, statistics of MR 1900, pp 614-616; MR 1901, pp 596-597, 611 
pyrite production of MR 1900, p 826; MR 1901, pp 841, 842 
quicksilver production of MR 1901, p 238 
salt production of MR 1900, p 846; MR 1901, p 864 
sulphur from, statistics of MR 1900, pp 817-821; MR 1901, pp 831-835, 837 
Ithaca formation of New York, fauna of Bull 210, pp 73-76 
Ithaca group of New York Bull 3, pp 7, 8, 16-20 
Izard limestone of Ozark region Ann 22, u, p 81 
Jackfork sandstone of Indian Territory GF 79, p 4 
Jade, occurrence of MR 1900, p 768 
Jadeite, occurrence of MR 1901 , p 749 
Jaggar (T. A. , jr. ) , work in charge of Ann 22, i, p 82; Ann 23, p 48 
James River and tributaries, flow of, measurements of Ann 22, iv, pp 145-149; 
WS 48; pp 127-130; WS 65, pp 235-238; WS 75, pp 41-44 
James River series of deposits and flora Ann 16, 
i, pp 473, 482^83, 523, 524, 530-532^ 
Japan; antimony production of MR 1901, p 253 
arsenic production of MR 1901, p 257 
coal production of MR 1900, pp 315, 318; M R 1901 , pp 31 1, 314 
copper from, statistics of MR 1900, pp 184, 185; MR 1901, p 194 
graphite production of MR 1901, p 900 
manganese ore from, statistics of • MR 1900, 
pp 138, 140; MR 1901, pp 153-154, 155 
petroleum in, statistics of MR 1900, p 623; MR 1901, pp 605-607, 611 
salt production of MR 1901, p 864 
sulphur production of MR 1901, p'837> 
Jarosite, analysis of, from Colorado, Rico district, Pigeon mine Ann 22, n, p 289 
Jasper in Minnesota, Mesabi district Mon xliii, pp 77, 97-98, 120, 126, 157-158 
occurrence of MR 1901, pp 755-756 
Java; manganese ore from, statistics of .MR 1900, pp 139, 140; MR 1901, pp 153, 155 
petroleum in, statistics of MR 1900, pp 620-622; MR 1901, pp 602-604, 611 
Jefferson River, Montana, flow of, measurement of Ann 22, iv, pp 285-286, 
287; WS 49, pp 264-265; WS 66, pp 19-20; WS 75, p 120 
