USS Edison (DD-439) USS Edison (DD-439) USS "Edison" (DD-439), a , was the first ship of the United States Navy to be named for Thomas Alva Edison, an inventor and businessman who developed many important devices and received the Navy Distinguished Service Medal for his contributions to the Navy during World War I. "Edison" was one of the few U.S. Navy ships to be named for a civilian. "Edison" was launched 23 November 1940 by Federal Shipbuilding and Drydock Company, Kearny, New Jersey sponsored by Mrs. Thomas Alva Edison, widow of the inventor; and commissioned 31 January 1941, Lieutenant Commander A. C. Murdaugh
Lake Thomas A Edison recommended it for buses, large motor homes, or vehicles towing trailers. A ferry crosses the lake twice a day, linking Vermilion Valley Resort with the John Muir Wilderness trailhead and providing access to and from the John Muir Trail and Pacific Crest Trail. The lake was named after American inventor Thomas Edison to mark the 75th anniversary of his invention of the incandescent light bulb. The dam was named after the valley it flooded, noted for its reddish soil. Lake Thomas A Edison Lake Thomas A Edison (also known as Thomas A. Edison Lake and Edison Lake) is a reservoir