76 PRELIMINARY REPORT ON COAL-TESTING PLANT, [bull. 261. 
an opening of li inches, which crushed it to uniform size. On pages 
80 to 83 is a table which gives some of the results of the tests, and in 
which the character of the coal used in each boiler trial is clearly 
indicated. 
List op Coals Tested. 
Alabama No. 1. First test: Lump and nut coal from mine No. 8 of the Ivy Coal and 
Iron Company, Horse Creek, Ala. 
Second test: Large briquettes containing 7 per cent of pitch binder. See p. 148. 
Alabama No. 2. Lump, nut, and pea coal from mine No. 5 of the Galloway Coal 
Company, Carbon Hill, Ala. 
Arkansas No. 1. First test: Lump and nut coal from mine No. 3 of the Central Coal 
and Coke Company, Huntington, Ark. 
Second test: Large briquettes containing 9£ per cent of pitch binder. See p. 148. 
Arkansas No. 2. First test: Lump coal from mine No. 12 of the Central Coal and 
Coke Company, Bonanza, Ark. 
Second test: Large briquettes containing 11 per cent of pitch binder. See p. 149. 
Arkansas No. 3. First test: Lump and slack coal from mine No. 18 of the Western 
Coal and Mining Company, Jenny Lind, Ark. 
Second test: Large briquettes containing 8.7 per cent of pitch binder. See p. 149. 
Arkansas No. 4. First test: Large briquettes made from slack coal from several 
Arkansas mines, furnished by the Western Coal and Mining Company, St. 
Louis, Mo. Briquettes contained 6 percent of pitch binder. See p. 151. 
Second test: Small briquettes made with patent binder. See p. 151. 
Arkansas No. 5. Lump and slack coal from mine No. 4 of the Western Coal and 
Mining Company, Coal Hill, Ark. 
Colorado No. 1. Run-of-mine black lignite, from Simpson mine, of the Northern Coal 
and Coke Company, Layfayette, Colo. 
Illinois No. 1. Lump and nut coal from mine No. 1 of the Western Anthracite Coal 
and Coke Company, near 0' Fallon, 111. 
Illinois No. 2. Washed slack coal, from same as Illinois No. 1. 
Illinois No. 3. Run-of-mine coal from mine No. 3 of the Southern Illinois Coal 
Mining and Washing Company, near Marion, 111. 
Illinois No. 4. First test: Lump coal from mine No. 3 of the Donk Brothers Coal and 
Coke Company, Troy, 111. 
Second test: Same as above. 
Illinois No. 6. Run-of-mine coal from shaft No. 1 of Clover Leaf Coal Company, 
Coffeen, 111. 
Indiana No. 1. Washed run-of-mine coal from Mildred mine of the J. Woolley Coal 
Company, Mildred, Ind. 
Second test: Large briquettes made from washed coal, containing 7 per cent of 
pitch binder. See p. 154. 
Indiana No. 2. Run-of-mine coal from Electric mine of the T. D. Scales Coal Com- 
pany, Boonville, Ind. 
Indian Territory No. 1. Lump and slack coal from mine No. 1 of the Whitehead Coal 
and Mining Company, Henryetta, Ind. T. 
Indian Territory No. 2. Run-of-mine coal from mine No. 8 of the Rock Island Coal 
Company, Hartshorne, Ind. T. 
Indian Territory No. 3. Run-of-mine coal from mine No. 1 of D. Edwards & Son, 
Edwards, Ind. T. 
Indian Territory No. 4. Lump coal from mine No. 5 of the Western Coal & Mining 
Company, Lehigh, Ind. T. 
Iowa No. 1. Lump and fine coal from mine No. 2 of the Anchor Coal Company, 
Laddsdale, Iowa. 
