topic

• Real property3
• Landowners2
• Administrative and political divisions1
• Gas wells1
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name

• Lloyd, James T2
• American Association for the Advancement of Science1
• Ashburner, Charles A. (Charles Albert), 1854-18891
• Bien, Julius, 1826-19091
• Bradford, J. N1
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collection

• Maps of North America7

place

• Pennsylvania5
• Allegheny (Venango County : Township)2
• Allegheny (Venango County, Pa. : Township)2
• Cherrytree (Pa. : Township)2
• Cherrytree (Township)2
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genre

• Maps7
• Cadastral maps2
• Topographic maps2
• Charts1
• Diagrams1
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publisher

• American Association for the Advancement of Science1
• Board of Commissioners for the Second Geological Survey1
• C. Pfirshing & Co1
• J.L. Magee1
• J.T. Lloyd1
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division

type

• cartographic7