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New York (State). State Engineer and Surveyor
New York (State). Department of Transportation
New York (State)
New York State Barge Canal System (N.Y.)
Canals--Maintenance and repair
Letting of contracts
Contracts for work and labor
Canals--Design and construction
Sectional perspectives
Plans (orthographic projections)
Maps (documents)
Location maps
Blueprints
Maintaining infrastructure
Contracting canal construction