topic

• Anthracite coal mines and mining4
• Geological surveys3
• Coal mines and mining2
• Administrative and political divisions1
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name

• Lesley, J. P. (J. Peter), 1819-190317
• Geological Survey of Pennsylvania14
• Hart, Lane S12
• Julius Bien & Co7
• Ashburner, Charles A. (Charles Albert), 1854-18895
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collection

• Maps of North America17

place

• Pennsylvania15
• Schuylkill County5
• Carbon County4
• Schuylkill County (Pa.)3
• Carbon County (Pa.)2
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genre

• Maps17
• Geological maps9
• Geological cross-sections5
• Charts2
• Diagrams2

publisher

• Geological Survey of Pennsylvania9
• Second Geological Survey of Pennsylvania4
• Geological Survey of Pennsylvania?1
• Jed. Hotchkiss1
• Smith, Palmer & Co1
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division

• Map Division17

type