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New York (State). Department of Transportation
Champlain Canal (N.Y.)
Erie Canal (N.Y.)
New York (State)
New York State Barge Canal System (N.Y.)
Oswego Canal (N.Y.)
Canals--Design and construction--Costs
Canals--New York (State)
Canals--Design and construction
Contracts
Specifications
Constructing canals
Constructing