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Preparation characteristics of coal occurring in Armstrong County, Pa.

Preparation characteristics of coal from Fayette County, Pa.

Preparation characteristics of coal occurring in Westmoreland County, Pa.

Preparation characteristics of coal occurring in Indiana County, Pa.

Published Year

• 1950-1959 (4) *

Subject

• Coal preparation--Pennsylvania--Armstrong County (1)
• Coal preparation--Pennsylvania--Fayette County (1)
• Coal preparation--Pennsylvania--Indiana County (1)
• Coal preparation--Pennsylvania--Westmoreland County (1)
• Coal--Pennsylvania--Armstrong County--Sampling (1)
• Coal--Pennsylvania--Fayette County--Sampling (1)
• Coal--Pennsylvania--Indiana County--Sampling (1)
• Coal--Pennsylvania--Westmoreland County--Sampling (1)

Author

• Bailey, A. L. (4) *
• Crentz, William L. (4)
• Miller, J. W. (2)
• Steele, Fern. (2)

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