This text was obtained via automated optical character recognition.
It has not been edited and may therefore contain several errors.

---

Chronology of Aids to Navigation
Page 3 of 32
contribution of the U. S. Coast Guard and its predecessors to the creation of a highly sophisticated and technologically advanced system of aids to navigation.
While many were investigated, no claim is made that all possible sources have been used. The following ones have been utilized in compiling this chronology
Adamson, Hans Christian. Keepers of the Lights (New York: Greenberg, Publisher, 1955). Hereafter cited as Adamson, with appropriate page(s).
Annual Report of the Commissioner of Lighthouses to the Secretary of Commerce and Labor for the Fiscal Year Ended June 1911 (Washington: U. S. Government Printing Office, 1911). Hereafter cited as USUIS AR, with appropriate year(s) and page(s).
Annual Report of the Light-House Board to the of the Treasury for the Year 1868 (Washington: U.S. Government Printing Office, 1868). Hereafter cited as LHB AR, with appropriate year(s) and page(s).
Annual Report of the Secretary of the Treasury on the State of theFinances for the Fiscal Year Ended June 30, 1939 (Washington: U. S. Government Printing Office, 1939). Hereafter cited as SECTREASAR, with appropriate year(s) and page(s).
Conway, John S. The United States Lighthouse Service 1923 (Washington:U.S. Government Printing Office, 1923). Hereafter cited as Conway, with appropriate page(s).
Holland, Francis Ross, Jr. America’s Lighthouses: Their Illustrated History Since 1716 (Brattleboro, VT: The Stephen Greene Press, 1972). Hereafter cited as Holland, with appropriate page(s).
Johnson, Arnold Burges. The Modern Light-House Service (Washington: U. S. Government Printing Office, 1890). Hereafter cited as Johnson, with appropriate page(s).
Putnam, George R. Lighthouses and Lightships of the United States (Boston:Houqhton Mifflin Company, 1933). Hereafter cited as Putnam, with appropriate page(s).
Smith, Darrell Hevenorand Powell, Fred Wilbur. The Coast Guard: Its History. Activities and Organization (Washington: The Brookings Institution, 1929). Hereafter cited as Smith and Powell, with appropriate page(s).
Snow, Edward Rowe. Famous Lighthouses of America (New York; Dodd, Mead & Company, 1955). Hereafter cited as Snow, with appropriate page(s).
Twenty-Fourth Annual Report of the of Commerce 1936 (Washington: U.S. Government Printing Office, 1936). Hereafter cited as SECCOM AR, with appropriate year(s) and page(s).
U.S. Coast Guard, Historically Famous Lighthouses (Washington: Public Information Division, U. S. Coast Guard, 1972). Hereafter cited as USCG, with appropriate page(s).
Weiss, George. The Service: Its History, Activities and Organization (Baltimore, Maryland: The Johns Hopkins Press, 1926). Hereafter cited as Weiss, with appropriate page(s).
http://www.uscg.mil/hq/g-cp/history/h_USLHSchron.html
5/17/2005