topic

• Canals2
• Aqueducts1
• Cattle1
• Churches1
• Floods1
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name

collection

• Robert N. Dennis collection of stereoscopic views11

place

• Catskill Mountains (N.Y.)11
• New York (State)11
• Ulster County (N.Y.)11
• Delaware and Hudson Canal (N.Y. and Pa.)5
• High Falls (N.Y.)2
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genre

• Photographs11
• Stereographs11

division

• Wallach Division: Photography Collection11

type

• still image11