topic

• History84
• Landowners18
• Discovery and exploration17
• Harbors14
• Indians of North America12
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name

• United States. Army. Corps of Topographical Engineers54
• United States. Army. Corps of Engineers49
• American Civil War (1861-1865)21
• United States. Army. Office of the Chief of Engineers16
• Humphreys, A. A. (Andrew Atkinson), 1810-188312
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collection

• Maps of North America206
• Maps of New York City and State17
• Lawrence H. Slaughter Collection of English maps, charts, globes, books and atlases1

place

• United States73
• Virginia60
• Georgia17
• New York (State)17
• Richmond (Va.)13
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genre

• Maps224
• Cadastral maps14
• Bathymetric maps13
• Military maps11
• Nautical charts9
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publisher

• publisher not identified17
• Corps of Topographical Engineers12
• Office of Surveys and Maps, Army of the Potomac7
• Published by authority of the Hon. the Secretary of War, Office of the Chief of Engineers, U.S. Army6
• U.S. Army Corps of Engineers6
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division

type

• cartographic224
• still image5
• text2