topic

• Anthracite coal mines and mining2
• Coal mines and mining1
• Iron mines and mining1
• Real property1

name

• Geological Survey of Pennsylvania3
• Hart, Lane S3
• Ashburner, Charles A. (Charles Albert), 1854-18892
• Hill, Frank A2
• Julius Bien & Co2
• More Less

collection

• Maps of North America3

place

• Pennsylvania3
• Carbon County2
• Schuylkill County2
• Cambria County1
• Cambria County (Pa.)1
• More Less

genre

• Maps3
• Geological cross-sections2
• Diagrams1
• Topographic maps1

publisher

• Geological Survey of Pennsylvania2
• Geological Survey of Pennsylvania?1

division

type

• cartographic3