topic

• Real property27
• Cities and towns6
• Villages6
• Oil fields4
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name

• Worley & Bracher7
• Bourquin, F. (Frederick), 1808-5
• Beers, D. G. (Daniel G.)3
• Beers, F. W. (Frederick W.)3
• Heap, George, active 1715-17603
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collection

• Maps of North America39
• John H. Levine Collection1

place

• Philadelphia Region (Pa.)7
• Venango County6
• Philadelphia (Pa.)5
• Philadelphia Region5
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genre

• Maps40
• Cadastral maps23
• Manuscript maps2
• Topographic maps2
• Aerial views1
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publisher

• publisher not identified3
• A. Pomeroy2
• Matthew Albert Lotter,2
• producer not identified2
• s.n.,2
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division

type

• cartographic40
• still image2
• text1