This product is an original 1914 antique map of Bay Ridge and Red Hook Channels, New York Harbor published by the U.S. Chief of Engineers and measures 13.25x7.5 inches. Rare U.S. Government survey map of Bay Ridge and Red Hook Channel in New York Harbor with Wharves, Erie Basin with the newly dredged areas along Brooklyn's shore line. Perfect for collectors and enthusiasts of antique maps, this map is a valuable piece of North American cartographic history. Good condition, discoloration, creases as issued