National Museum of American History, Behring Center

Lighthouse Postcards

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Spring Point Ledge postcard face - click to enlarge

Spring Point Ledge postcard obverse - click to enlarge

Locate on NOAA nautical chart

Historical chart

Spring Point Ledge

State: ME
Year established: 1897
Latitude: 43 deg 39 min 7 sec N
Longitude: 70 deg 13 min 26 sec W
Height above sea level: 54 feet

Original construction:
present 54-foot white conical brick tower on black cast iron cylindrical pier

1934: light electrified
1951: granite breakwater from mainland to the light

Automated in the early 1960s; active aid to navigation

Light characteristic:
Flashing white every 6 seconds with 2 red sectors; fog signal is 1 blast every 10 seconds

More information: