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  • Date = 1926
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Report of the Department of Mines of Pennsylvania Pt. I Anthracite … (1925-1926)
Report of the Department of Mines of Pennsylvania Pt. I Anthracite … (1925-1926)
Coal mines and mining Pennsylvania Statistics Periodicals, Anthracite coal industry Pennsylvania
Table E: Operators, location of collieries, railroads, December 31, 1926 P. 05. Statistics on mines from mining districts in Pennsylvania including information on production of coal, and accidents reported by the mine inspectors.
Report of the Department of Mines of Pennsylvania Pt. I Anthracite … (1925-1926)
Report of the Department of Mines of Pennsylvania Pt. I Anthracite … (1925-1926)
Coal mines and mining Pennsylvania Statistics Periodicals, Anthracite coal industry Pennsylvania
Index of operators P. 03. Statistics on mines from mining districts in Pennsylvania including information on production of coal, and accidents reported by the mine inspectors.
Report of the Department of Mines of Pennsylvania Pt. I Anthracite … (1925-1926)
Report of the Department of Mines of Pennsylvania Pt. I Anthracite … (1925-1926)
Coal mines and mining Pennsylvania Statistics Periodicals, Anthracite coal industry Pennsylvania
Table C: Operators, production, employes [sic] employees, days worked, 1926 P. 02. Statistics on mines from mining districts in Pennsylvania including information on production of coal, and accidents reported by the mine inspectors.
Report of the Department of Mines of Pennsylvania Pt. I Anthracite … (1925-1926)
Report of the Department of Mines of Pennsylvania Pt. I Anthracite … (1925-1926)
Coal mines and mining Pennsylvania Statistics Periodicals, Anthracite coal industry Pennsylvania
Table C: Operators, production, employes [sic] employees, days worked, 1925 P. 02. Statistics on mines from mining districts in Pennsylvania including information on production of coal, and accidents reported by the mine inspectors.