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New York (State). Canal Commissioners
New York (State). Auditor General
New York (State). Department of Audit and Control
Hudson and Champlain Canal (N.Y.)
Champlain Canal (N.Y.)
Hudson River (N.Y. and N.J.)
New York (State)
Canals--Planning
Canals
Plans (orthographic projections)
Maps (documents)
Designing