Carbonizing Properties and Petrographic Composition of Hazard No. 4 Coal from Columbus No. 4 Mine and High-temperature Carbonizing Properties of Hazard No. 7 Coal from Hardburly Mine, Perry County, Ky

Carbonizing Properties of Western Region Interior Province Coals and Certain Blends of These Coals

Carbonizing Properties and Petrographic Composition of Lower Hignite-bed Coal from the Atlas Mine, Middlesboro, Bell County, Ky: And the Effect of Blending this Coal with Pocahontas No. 3- and No. 4-bed Coals

Carbonizing Properties and Petrographic Composition of Powellton-bed Coal from Elk Creek No. 1 Mine, Emmett, Logan County, W. Va: And the Effect of Blending this Coal with Pocahontas No. 3- and No. 4-bed Coals

Carbonizing Properties and Petrographic Composition of Bakerstown-bed Coal from No. 23 Mine, Coketon, Tucker County, W. Va: And the Effect of Blending this Coal with Pittsburgh-bed (Warden Mine) Coal

Carbonizing Properties of Elkhorn No. 3-bed Coal from Wheelwright Mine, Floyd County, Ky

Carbonizing Properties and Petrographic Composition of No. 2-bed Coal from Bartoy Mine and No. 5-bed Coal from Wilkeson-Miller Mine, Wilkeson, Pierce County, Washington

Carbonizing Properties of Velva Lignite from Ward County, N. Dak., and Monarch Coal from Sheridan County, Wyo

Carbonizing Properties of Eagle-bed Coal from Prospect Shaft, Carbon, Kanawha County, W. Va

Carbonizing Properties and Petrographic Composition of Lower Hignite-bed Coal from the Atlas Mine, Middlesboro, Bell County, Ky: And the Effect of Blending this Coal with Pocahontas No. 3- and No. 4-bed Coals

Work of the Survey of Carbonizing Properties of American Coals

Carbonizing Properties of Western Coals

Low-temperature Carbonization of Alaskan Coals

Carbonizing Properties and Petrographic Composition of Upper Freeport Coal from Morgantown District, Monongalia County, W. Va: And of Lower Freeport Coal from Eastern Indiana County, Near Cambria County, Pa

Carbonizing Properties and Petrographic Composition of Pocahontas No. 3-bed Coal from Buckeye No. 3 Mine, Wyoming County, W. Va., and of Pocahontas No. 4-bed Coal from No. 4 Mine, Raleigh County, W. Va

Carbonizing Properties and Petrographic Composition of Sewell Bed Coal from Wyoming Mine, Wyoming County, W. Va., and the Effect of Blending this Coal with Alma Bed Coal: Part 1

Effects of Oxidation Upon the Carbonizing Properties of Pocahontas No. 3- and No. 4-bed Coals from Eastgulf, Raleigh County, W. Va

Carbonizing Properties and Petrographic Composition of No. 1-bed Coal from Bell No. 1 Mine, Sturgis, Crittenden County, Ky: And the Effect of Blending this Coal with Pocahontas No. 3- and No. 4-bed Coals

Carbonizing Properties of Powellton-bed Coal from Coal Mountain Mine, Guyan, Wyoming County, W. Va

Carbonizing Properties and Petrographic Composition of Lower Banner-bed Coal from Keen Mountain Mine, Buchanan County, Va: And the Effect of Blending this Coal with Pittsburgh-bed (Warden Mine) Coal