. . . . . . "Preservation of Niagara Falls. Message from the President of the United States, transmitting information relative to scientific investigations made by certain officers of the War department, for the preservation of Niagara Falls" . . . . "Preservation of Niagara Falls Message from the President of the United States, transmitting information relative to scientific investigations made by certain officers of the War department, for the preservation of Niagara Falls"@en . . . . . . . "Niagara Falls (N.Y. and Ont.)" . .