Plan showing portion of Samuel Dickson land at Dickson Mine between no. 1 and no. 2 hill on line of no. 4 butt entry used by Pittsburgh Coal Co. for mine tracks

1906

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Plan showing portion of Samuel Dickson land at Dickson Mine between no. 1 and no. 2 hill on line of no. 4 butt entry used by Pittsburgh Coal Co. for mine tracks