topic

• Anthracite coal mines and mining5
• Geology5
• Anthracite coal2
• Anthracite coal industry2
• Coal mines and mining2
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name

• Geological Survey of Pennsylvania9
• Hart, Lane S9
• Lesley, J. P. (J. Peter), 1819-19039
• Julius Bien & Co7
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collection

• Maps of North America9

place

• Pennsylvania9
• Schuylkill County6
• Carbon County5
• Schuylkill County (Pa.)4
• Carbon County (Pa.)3
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genre

• Maps9
• Geological cross-sections5
• Charts2
• Diagrams2
• Thematic maps2
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publisher

division

• Map Division9

type

• cartographic9