100 INDEX TO PUBLICATIONS OF IT. S. GEOL. SURVEY. [bull.215. 
Freeport coal of Pennsylvania OF 82, p 11 
Freeport limestones of Pennsylvania, Ohio, and West Virginia.. Bn 11 65, pp 159, 163 
Freeport sandstones of Pennsylvania, Ohio, and West Virginia Bull 65, 
pp 160, 163-164 
French Broad River, North Carolina, flow of, measurement of Ann 22, 
vi, p 223; WS 48, pp 186-187; WS 65, pp 301-302; WS 75, p 103 
•hydrography of basin of WS 63, pp 115-135 
French Broad River and tributaries, flow of, measurement of WS 49, pp 211-212 
French Guiana, platinum in Bull 193, p 62 
Frenchman River, Nebraska, flow of, measurement of WS 50, 
p 310; WS 74, pp 67-68, 69, 70 
Frio clays of ( rulf coast Bull 212, pp 22-23 
of Texas Bull 184, p 43 
Frog Mountain sandstone of Georgia : GF 78, p 3 ' 
Fuel ; coal, classification of, as Ann 22, in, pp 19-22 
Fuel ratios of coals in Southwestern field Ann 22, in, p 21 
Fuel value, comparative, of coal and Beaumont petroleum Bull 212, pp 160-161' 
Fuller (M. L. ), asphalt, oil, and gas in southwestern Indiana Bull 213, pp 333-335 
Gaines oil field of northern Pennsylvania Ann 22, in, pp 573-627 
Fuller (M. L.) and Ashley (G. H. ), geology of the Ditney quadrangle, Indiana, . .GF 84 
recent work in coal field of Indiana and Illinois Bull 213, pp 284-293 
Fuller's earth, analysis of, from Florida, Mosquito Creek Bull 213, 
p395; MR 1901, p 928 
analysis of, from Florida, New River Junction MR 1901, p 928 
from Florida, near Quincy Bull 213, pp 396, 397; MR 1901, pp 930, 93l! 
River Junction, vicinity of Bull 213, p 39E | 
from Georgia, Attapulgas Bull 213, p 393; MR 1901 , p 924 
from various localities Bull 213, pp 398-399; MR 1901, pp 933-934ji 
of Florida and ( icorgia Bull 213, pp 392-39^1 
publications on Bull 213, p 40( 
statistics of MR 1900, pp 893-894; MR 1901, pp 921-93| 
Funeral and Grapevine ranges, California, geology of Bull 208, pp 187-19' 
Fuson formation of South Dakota GF 85, p i 
Gabbro, analysis of, from Minnesota, Vermilion district Mon xlv, p 40. 
analysis of, from Montana Black Butte Ann 22, n, p 426, 51' 
from New York, Adirondacks Ann 22, n, p 51 
from Oregon, Port Orford quadrangle GF 89, p 
metamorphism by, in Minnesota, Vermilion district Mon xlv 
pp 161-162, 342-34 | 
of Minnesota, Mesabi district Mon xliii, pp 57-59, 182-185, 272-27 ! 
of Montana, Elkhorn district Ann 22, n, pp 426-42 j 
of Oregon, Blue Mountains Ann 22, ir, p 58 
Port Orford quadrangle GF 89, pp 3- 
of Tennessee, Cranberry quadrangle . GF 90, p 
of Vermont, Ascutney Mountain Bull 209, pp 38— 4| 
Gabbroic rocks of Alaska, Ketchikan district PP 1, p 
Gabbs Valley and Gabbs Valley Range, Nevada, geology ot Bull 208, pp 107-1 
Gages and equipment for stream measurement WS 56, pp 23-1 I 
Gaging stations for stream measurement WS 56, pp 21-|fc 
in Appalachain region, southern WS 62, p ifl 
Gaging streams, methods employed in, in New York WS 65, pp 91-i! 
Gaines oil field of Pennsylvania, northern Ann 22, ni, pp 573-6.' 1 
Galena of Ozark region Ann 22, n, pp 113-U 
of Upper Mississippi Valley, concentration of Ann 22, n, pp 42- 
