THE same date, April 1, for the first time in the history of our coal industry, calls this year for the settlement of wages in both anthracite and bituminous mines over the whole region east of the ...
HEGINS, PA. - The scars are barely visible. Only in the evenings, when the men wash away the day's grime, do they come to light. But the strangest thing about the scars is their color. They are a deep ...
There are four types of coal: anthracite, bituminous, subbituminous and lignite. Anthracite contains the most energy, and lignite the least. Here in Wyoming, the coal we mine is subbituminous. That ...
Scientific American is part of Springer Nature, which owns or has commercial relations with thousands of scientific publications (many of them can be found at www ...
Scientific American is part of Springer Nature, which owns or has commercial relations with thousands of scientific publications (many of them can be found at www ...
The strike of the miners in the anthracite coal fields in Pennsylvania, called because the wage contract with the Union had expired on Aug. 31 and no new contract could be agreed upon, continued ...
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