topic

• Anthracite coal mines and mining4
• Coal mines and mining3
• Geological surveys3
• Anthracite coal1
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name

• Lesley, J. P. (J. Peter), 1819-190314
• Hart, Lane S13
• Julius Bien & Co7
• Ashburner, Charles A. (Charles Albert), 1854-18895
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collection

• Maps of North America16

place

• Pennsylvania16
• Schuylkill County5
• Carbon County4
• Schuylkill County (Pa.)3
• Carbon County (Pa.)2
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genre

• Maps16
• Geological maps9
• Geological cross-sections5
• Charts3
• Diagrams3
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publisher

• Geological Survey of Pennsylvania9
• Second Geological Survey of Pennsylvania4
• Geological Survey of Pennsylvania?2
• Pennsylvania Geological Survey1

division

type

• cartographic16