topic

• Water-supply8
• Watersheds6
• Cities and towns4
• Reservoirs4
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name

• Chas. Hart & Sons4
• New York (State). Board of Health4
• New York (N.Y.). Aqueduct Commission3
• Craven, Alfred Wingate, 1810-18792
• Cushing, G. A2
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collection

• Maps of New York City and State13

place

• New York (State)12
• Croton Aqueduct (N.Y.)11
• New York10
• Croton River Watershed (N.Y.)7
• Westchester County7
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genre

publisher

• State Board of Health4
• Aqueduct Commission2
• Croton Aqueduct Board2
• Lith. by N. Currier, 152 Nassau cor. of Spruce2
• Lith of J. Bien1
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division

• Map Division13

type

• cartographic13