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New York (State). Surveyor General
New York (State). Department of Audit and Control
New York (State). Comptroller's Office
Champlain Canal (N.Y.)
Erie Canal (N.Y.)
Chenango Canal (N.Y.)
New York (State)
Sodus Canal (N.Y.)
Chemung Canal (N.Y.)
Oneida Lake Canal (N.Y.)
Cayuga and Seneca Canal (N.Y.)
Canals
Plans (orthographic projections)
Maps (documents)
Designing