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Unformatted text preview: When the Erie Canal opened in 1825 and commercial river traffic increased, the U.S. Lighthouse Establishment felt the need for a more sophisticated system of lights. In 1826, the Stony Point Lighthouse was the first to shine its light on the Hudson, starting a system of lights that eventually grew to 14 lighthouses and numerous post lamps to guide mariners safely the length of the river....
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This note was uploaded on 09/15/2009 for the course ENVE 2010 taught by Professor Prof.katz during the Spring '09 term at Rensselaer Polytechnic Institute.
- Spring '09