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Hyde, Charles K., and Ann and John Mahan. The Northern Lights: Lighthouses of the Upper Great Lakes. Detroit: Wayne State University Press, 1995. ISBN 0-8143-2554-8 ISBN 9780814325544. Jones, Ray & Bruce Roberts, American Lighthouses (Globe Pequot, September 1, 1998, 1st Ed.) ISBN 0-7627-0324-5; ISBN 978-0-7627-0324-1.
The height of existing lighthouses is expressed in two measures: the height of the tower itself, and the distance from the focal plane (that is, the center) of the light source to the water. The latter can be much greater than the former if the light stands on a promontory .
American lighthouse keepers (1 C, 24 P) N. ... Pages in category "Lighthouses in the United States" The following 12 pages are in this category, out of 12 total.
In 1898, all coastal lighthouses were extinguished, for the first time in U.S. history, as a precaution during the Spanish–American War. In 1904, the Lightship Nantucket became first U.S. vessel to have radio communication. In 1910, the Bureau of Lighthouses was created and operated as the United States Lighthouse Service (USLHS). [1]
A. ^ While the first build date is unknown, the light appeared on a 1922 list which describes it as a 13 ft (4.0 m) white square pyramidal tower. [4]B. ^ While the first build date is unknown, the light appeared on a 1922 list which describes it as a 16 ft (4.9 m) white square pyramidal tower.
The United States Lighthouse Society (USLHS) is a non-profit organization dedicated to aiding in the restoration of American lighthouses and educating the public about their history. With four chapters, and more than a dozen affiliates, it is one of the largest and oldest lighthouse organizations in the world.
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The Owls Head Light is an active aid to navigation located at the entrance of Rockland Harbor on western Penobscot Bay in the town of Owls Head, Knox County, Maine. [3] [4] [5] The lighthouse is owned by the U.S. Coast Guard and licensed to the American Lighthouse Foundation. [6]