topic

• Mortality9
• Real property9
• Communicable diseases6
• Fortification5
• Sewerage5
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name

• Norris Peters Co12
• United States. Government Printing Office10
• District of Columbia. Engineer Department9
• National Lithograph Co7
• Lukesh, G. M6
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collection

• Maps of North America73
• Lawrence H. Slaughter Collection of English maps, charts, globes, books and atlases6

place

• Georgetown (Washington, D.C.)8
• Virginia8
• Washington Metropolitan Area8
• United States7
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genre

• Maps79
• Topographic maps5
• Aerial views2
• Cadastral maps2
• Facsimiles1
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publisher

• Government Printing Office9
• Engineer Department, D.C5
• publisher not identified4
• s.n.,4
• Engineer Department2
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division

type

• cartographic79