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Safe mechanical equipment for use in shaft sinking

Use of bituminous coal in househeating furnaces

Fuels available for domestic use as substitutes for anthracite coal

Published Year

• 1920-1929 (3) *

Subject

• Anthracite coal (1)
• Anthracite coal industry (1)
• Antracite coal mines and mining (1)
• Bituminous coal (1)
• Coal-fired furnaces (1)
• Heating (1)
• Shaft sinking (1)

Author

• Kudlich, Rudolf H., (3) *

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