National Museum of American History, Behring Center

Lighthouse Postcards

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Deer Island Thorofare postcard face - click to enlarge

Deer Island Thorofare postcard obverse - click to enlarge

Locate on NOAA nautical chart

Deer Island Thorofare

State: ME
Year established: 1857
Latitude: 44 deg 8 min 3 sec N
Longitude: 68 deg 42 min 11 sec W
Height above sea level: 52 feet

Original construction:
25-foot brick tower on Mark Island

Automated in 1958; active aid to navigation

Light characteristic:
White flash every 6 seconds, visible from 8 nautical miles; fog signal is 1 blast every 15 seconds

More information:
Roberts, B., & Jones, R., American Lighthouses; A Comprehensive Guide, (Old Saybrook, CT: Globe Pequot Press, 1998), p. 36