National Museum of American History, Behring Center

Lighthouse Postcards

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Southwest Ledge postcard face - click to enlarge

Southwest Ledge postcard obverse - click to enlarge

Locate on NOAA nautical chart

Southwest Ledge

State: CT
Year established: 1877
Latitude: 41 deg 14 min 4 sec N
Longitude: 72 deg 54 min 44 sec W
Height above sea level: 57 feet

Original construction:
present 45-foot cast-iron light atop octagonal house, on black cylindrical pier

automated in 1953; active aid to navigation

Light characteristic:
flashing red every 5 seconds visible for 13 nautical miles; fog signal 1 blast every 15 seconds

More information:
Holland Jr., F. Ross, Great American Lighthouses, National Historic Trust Guide, (Washington, DC: The Preservation Press, 1989), pp. 77
Bachand, Robert G.,Northeast Lights - Lighthouses and Lightships - Rhode Island to Cape May, NJ, (Norwalk, CT: Sea Sports Publications, 1989), pp. 143-146