Georges Creek Valley
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Georges Creek Valley is located in Allegany County, Maryland along the Georges Creek. The valley is rich in wide veins of coal, known historically as "The Big Vein." Coal was once extracted by deep mi
Lonaconing, Maryland, one of the towns in the valley
Table of Cumberland Coal Trade Production Levels 1842-1865
Allegany coal basin
Maryland Mining Company
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The Maryland Mining Company is a historic coal mining, iron producer and railroad company that operated in Allegany County, Maryland, United States.
Stock certificate from Maryland Mining Company issued in 1841