INDEX. 
Page. 
Acme, W. Va., coal from, analyses and tests 
of 218-221 
samples from, data concerning 26, 27, 218 
Adler, Curt, work of 36 
Aladdin, Wyo., coal from, analyses and 
tests of 227-229 
sample from, data concerning 26, 27, 227 
Alaska coal, analyses and description of. . 229-231 
note on 11 
samples of, data concerning 26, 27, 229 
Analyses, chemical. See Chemical analyses. 
Antelope Nos. 1 and 2 mines, Wyoming, coal 
from, analyses and tests of 224-226 
samples from, data concerning 26, 27, 224 
Anthracite coal, occurrence of, in Alaska.. . 229 
Appropriation for investigation, amount 
and conditions of 5 
Arens, Henry, work of 34 
Arkansas, briquettes made of coal from, 
tests of 48 
Armstrong, C. L., work of 36 
Belden, A. W., report by, on coking tests . . 38-39 
Benton Coal Company, Benton, 111., coal of, 
analyses and tests of 76-79 
sample from, data concerning 20, 21, 76 
Bering River coal, Alaska, analyses and 
description of 229-231 
samples of, data concerning 26, 27, 229 
iBertha mine, Bruce, Pa., coal from, analyses 
and tests of 183-186 
sample from, data concerning 24,25,183 
Big Black Mountain, Kentucky, coal from, 
analyses and tests of 123-125 
samples of, data concerning 22, 23, 123 
Big Muddy Coal and Iron Company, Illinois, 
coal of, analyses and tests of 85-88 
sample from, data concerning 20,21,85 
Binders for briquettes, list of 41 
requisites for 44-45 
tests of, report on 42-45 
Bituminous coal. See Coal under State 
names. 
Joonville, Ind., coal near, analyses and 
tests of 94-97 
sample from, data concerning 22,23,94 
Jradley, Ohio, coal from, analyses and tests 
of 147-150 
sample from, data concerning 24, 25, 147 
lirazil coal, analyses and tests of 231-233 
sample of, data concerning 26, 27, 231 
gas from, analyses of 233 
i 
Page. 
Breckenridge, L. P., report by, on steaming 
tests 33-35 
Bretz, W. Va., coal from, analyses and tests 
of 199-200, 210-213 
sample from, data concerning. . 26,27,199,210 
Briquettes, analyses of 45 
binders for, list of 41 
requisites for. 44-45 
tests of, report on 42-45 
essential features of 47 
tests of 48 
Briquettes, peat, from Massachusetts, 
analyses and test of 133-135 
samples of, data concerning 22, 23, 133 
Briquetting, bibliography of 48-52 
Briquetting tests, equipment for 40 
general results of 9 
persons engaged in 40 
report on 40-52 
Bruce, Pa.,coal from, analyses and tests of. 183-186 
sample from, data concerning 24, 25, 183 
Buildings occupied for tests, location and 
equipment of 5-7 
Burrell, G. A., work of 30 
Burrows, J. S., work of 23-27, 57, 
63,69,82,85,97,100,102,123, 
133. 175, 178, 186, 189, 206, 208 
Burrows, J. S., and Parker, E. W., report 
by, on field work 16-28 
Bush, 111., coal from, analyses and tests of. . 74-76 
Bush No. 1 mine, Bush, 111., coal of, analyses 
and tests of 74-76 
sample from, data concerning 20, 21, 74 
California lignite, analyses and tests of 53-54 
sample of, data concerning 20, 21 , 53 
Cambria Fuel Company, Cambria, Wyo., 
coal from, analyses and tests of . . . 224-226 
sample of, data concerning 26. 27, 224 
Campbell, M. R .. work of 16, 23, 
25,119,135,138.224,227 
Capital Coal Company, Illinois, coal of, 
analyses and tests of 79-82 
sample from, data concerning 20, 21 , 79 
Carbon Creek, AIaska,coal from, analyses of. 230 
Carbon Mountain, Alaska, coal from, 
analyses of 230 
Carterville, 111., coal near, analj'ses and tests 
of 69-74 
sample from, data concerning 20,21,69 
Cedar Coulee, North Dakota, lignite from, 
analyses and tests of 136-137 
samples from, data concerning 22, 23, 136 
235 
