Structure in Bituminous Coals

Structure in Paleozoic Bituminous Coals: Volumes 116-121

Structure in Paleozoic Bituminous Coals: Volumes 116-121

What is Coal?

What is Coal?

Coal Paleobotany

Microscopic and Petrographic Studies of Certain American Coals

Coal Paleobotany

The Origin of Coal: Issue 38

Origin and Petrographic Composition of the Lower Sunnyside Coal of Utah

Microscopic Study of Elkhorn Coal Bed at Jenkins, Letcher County, Ky

Isolation and Study of the Humic Acids from Peat

Coal-mine Fatalities in the United States, 1870-1914: With Statistics of Coal Production, Labor, and Mining Methods, by States and Calendar Years, Issues 115-120

Carbonizing Properties and Petrographic Composition of Pittsburgh Bed Coal from Pittsburgh Terminal No. 9 Mine, Washington County, Pa

Carbonizing Properties and Constitution of No. 2 Gas Bed Coal from Point Lick No. 4 Mine, Kanawha County, W. Va

Carbonizing Properties and Constitution of Chilton Bed Coal from Boone No. 2 Mine, Logan County, W. Va

Carbonizing Properties and Constitution of Alma Bed Coal from Spruce River No. 4 Mine, Boone County, W. Va

Metal-mine Accidents in the United States During the Calendar Year 1935: Issues 410-416

Recent Articles on Petroleum and Allied Substances: Issues 2130-2197