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Cooper, William B.
New York (State). Department of Transportation
Champlain Canal (N.Y.)
Erie Canal (N.Y.)
Utica (N.Y.)
New York State Barge Canal System (N.Y.)
Engineers--New York (State)
Tunnels--New York (State)
Canals--New York (State)
Civil engineering--New York (State)
Notebooks
Estimating