170 
INDEX. 
Page. 
( ',& r samples, list of 22-29 
method of obtaining 18-19,20 21,30 
Casper, VVyo., asphalt from, lest- of L40 
Cedar Coulee Coal Company, coal contrib- 
uted by 26, 
Central Coal and Coke Company, coal con- 
tributed by 22 
Centerville Block Coal Company, coal con- 
tributed by 24 
Chatfield Manufacturing Company, aid ren- 
dered by 134, 137-138 
equipment contributed by 14 
Chemical laboratory, work of 30 
Chisholm, Boyd it White press, description 
of 131, L36 
Clay for binding briquettes, tests of 146 
use of 14] 
Clover Leaf Coal Company, coal contributed 
by 22 
Coffman, W. H., coal contributed by 28 
Coke, manufacture of, experiments in 168 
Coke breeze, use of, in briquettes 167-168 
Coke breeze, use of, for briquettes, tests 
of 167-168 
Coking tests, report on 121-133 
Colorado, coal from, analyses of 35 
coal from, boiler tests of 80 
boiler and gas-producer tests of, 
summary 119 
coal from, briquetting tests of 147, 152, 168 
producer-gas tests of 90, 91, 117 
samples of, list of 22 
Consumers' Lignite Company, coal contrib- 
uted by 28 
Crawford, J. H. , jr., work of 31 
Crosby Steam Gage and Valve Company, 
equipment contributed by 14 
Culbertson, J. G., work of 15, 86 
Cummings, R. W., work of 86 
Cupola tests of coke, report on 129 
D. 
Davis Colliery Company, coal contributed 
by 28 
De Wolf, F. W., work of 16.18 
Dirks, H. B., work of 84 
Donk Bros. Coal and Coke Company, coal 
contributed by 22 
E. 
Ecker, H. G., work of 86 
Edwards, D., & Son, coal contributed by .. 24 
Electric generator used in steam tests, char- 
acter of 75 
Engelhard, Charles, equipment contributed 
by 14 
Engine house, equipment of 12 
Equipment, list of 12-15 
Fairbanks, Morse & Co., equipment con- 
tributed by 13 
Famous Filter Company, equipment con- 
tributed by 14 
Page. 
Fankboner, Bert, work of 14 
Fernald, R. 11.. report by, on producer-gas 
tests 85 117 
work of 15 
Fernald, R. II., and Breckenridge, L. P.-, 
report by, on comparison of 
steam and producer-gas tests. . 118-120 
Field, H. E., work done by 129 
Field work, method of 16, 18-29 
Fogarty, W. J., work done by 129 
Frost Engine Company, equipment con- 
tributed by 
G. 
Galloway Coal Company, coal contributed 
by 
Gauley Mountain Coal Company, coal con- 
tributed by 28 
Generator, electric, used in steam tests 75 
Gibson Coal Mining Company, coal con- 
tributed by 24 
Green, C. H. , work done by 84 
Grine, K. A., work done by 
Groves, J. W., work of 16,18 
Gulf Refining Company, acid sludge fur- 
nished by lA 
asphalt furnished by 14{ 
petroleum furnished by 141 
H. 
Harman, J. J., work done by 
Hawkins, C. G, acknowledgments to 
Heine Safety Boiler Company, equipment 
contributed by 12H 
Henion & Hubbell, equipment contributed 
by 14 
Hohmann & Maurer Manufacturing Com- 
pany, equipment eon t ri buted by 13 
Holmes, J. A., Parker, E. W., and Campbell, 
M. R., introduction by, giving 
general description of the inves- 
tigations 11-17J 
Horstmeier, H. M., work done by 84 
Houston County Coal and Manufacturing 
Company, coal contributed by . 28 
Hughes, H. H., equipment contributed by.. 13 
I. 
Illinois, coal from, analysis of 36, 371 
coal from, boiler tests of 80 
boiler and gas-producer tests of, 
summary 119 
briquetting tests of 147, 153-154, l&SJ 
coking tests of 122, 123, 1303 
producer-gas tests of 91-94, 119 
samples of, list of 22/ 
washing tests of 61-63, 66, 67 
Indiana, coal from, analyses of 38 
coal from, boiler tests of 80, SM 
boiler and gas-producer tests of, 
summary 119 
briquetting tests of 147, 154-155, lffl 
coking tests of 123, 130 
producer-gas tests of 94-97, 117 
samples of, list of -4 
washing tests of 63,6> 
