warman.] ARKANSAS AUSTIN. 47 
Artesian water in Michigan, relation of coal-field structure to Ann 22, in, p 319 
in Washington, central WS 55, pp 38-6-5 
Ellensburg quadrangle GF 86, pp 6-7 
law of Washington providing for conservation of WS 78, pp 47-48 
Artesian wells; conditions, yield, etc., of... Bull 199, pp 156-158; WS 67, pp 79-101; 
WS 78, pp 10-14 
failure of, causes of WS 67, pp 93-95 
flushing of, results of, at Savannah, Ga WS 67, pp 100-101 
in California, southern WS 59, pp 38-42, 77 
in Georgia, Savannah WS 67, pp 97-101 
in Idaho, Nez Perce region WS 54, pp 104-119 
Snake River Plains Bull 199, pp 174-184 
in Texas, San Antonio, irrigation from WS 71, pp 54-56 
in Washington, Atanum-Moxee basin W T S 55, pp 46-65 
Moxee Valley, discharge measurement of WS 75, pp 204-205 
interference of, mutual WS 67, pp 95-97 
literature of W T S 78, pp 50-51 
principles of, general WS 54, pp 101-104 
yield of, method of measuring WS 67, pp 90-93 
Arundel formation of Maryland, clays of PP 11, pp 139-141 
Asbestos, statistics, occurrence, etc., of... MR 1900, pp 861-868; MR 1901, pp 887-895 
Ascutney Mountain, Vermont, geology of Bull 209 
Ash Creek, Nebraska, flow of, measurement of WS 50, p 310 
Ashley (G. H. ), Eastern Interior coal field Ann 22, in, pp 265-305 
Ashley (G. H.) and Fuller (M. L.), geology of the Ditney quadrangle, 
Indiana GF 84 
recent work in the coal field of Indiana and Illinois Bull 213, pp 284-293 
Ashley Creek, Utah, flow of, measurement of Ann 22, 
iv, p 365; WS 50, pp 368-369; WS 66, pp 83-84; WS 75, p 173 
irrigation from Ann 22, iv, pp 362-364; WS 75, pp 168-173 
Asphalt deposits of Arkansas, Pike County Bull 213, pp 353-355 
Asphalt and bituminous rock deposits in United States Ann 22, i, pp 209-452 
in United States, origin and distribution of Bull 213, pp 296-305 
Asphalt, oil, and gas in southwestern Indiana Bull 213, pp 333-335 
publications on Bull 213, p 356 
Asphaltum and bituminous rock, statistics of MR 1900, 
pp 653-660; MR 1901, pp 633-640 
Assabet River, Massachusetts, quality of water of WS 79, pp 44-45 
Atanuni Creek, Washington, flow of, measurement of Ann 22, iv, p 455 
Atlantic coast Triassic coal field Ann 22, in, pp 25-53 
: Atoka formation of Indian Territory GF 73, p 3; GF 79, p 5 
Atoka quadrangle, Indian Territory, geology of GF 79 
Atrato canal route across American isthmus Ann 22, iv, p 536 
Atwell sand of Pennsylvania, Gaines oil field Ann 22, in, pp 591-593 
Aubrey group, age, character, and thickness of Ann 3, p 272 
Aubrey limestone and sandstone of Nevada Bull 208, p 18 
Augite, analysis of, from Cacaquabic granite of Minnesota, Vermilion dis- 
trict Mon xlv, p 366 
Augite-diorite of Colorado, Spanish Peaks quadrangle GF 71, p 4 
Augite-granite-porphyry of Colorado, Spanish Peaks quadrangle GF 71, p 4 
Augite-hornblende-syenite, analysis of, from New York Bull 209, p 47 
Auriferous gravels of Washington, central Bull 213, pp 76-78 
Auriferous slate series of California and Sierra Nevada Ann 8, i, pp 430-431 
Austin chalk of Texas, Bull 184, p 38, GF 76, p 5 
