topic

• Water-supply8
• Aqueducts6
• Cities and towns4
• Water supply4
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name

• Chas. Hart & Sons4
• New York (State). Board of Health4
• Geological Survey of New Jersey2
• Meisel, A. (Augustus)2
• Smock, John C. (John Conover), 1842-19262
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collection

• Maps of New York City and State9
• Maps of North America7

place

• New York (State)9
• Croton Aqueduct (N.Y.)7
• Croton River Watershed (N.Y.)7
• New York6
• Croton River (N.Y.)5
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genre

• Maps16
• Geological maps1
• Thematic maps1

publisher

• State Board of Health4
• Geological Survey of New Jersey2
• Aqueduct Commission1
• Back Bay Commissioners1
• Boston Water Works1
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division

• Map Division16

type