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Maine / Portland Observatory - marine signal station
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Maine / Portland Observatory - marine signal station Using both a telescope and signal flags, two-way communication between ship and shore was possible several hours before an incoming vessel reached the docks. Author of the photo: [url=https://www.flickr.com/photos/archer10/] Dennis Jarvis[/url] Keywords: Maine;Portland;United States

Using both a telescope and signal flags, two-way communication between ship and shore was possible several hours before an incoming vessel reached the docks.
Author of the photo: Dennis Jarvis

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File information
Album name:mitko / Northeast coast of US
Current status (active, not active, museum etc):Inactive
Height of the tower, m:6
Coordinates (in any format):43 39 55 N 70 14 54 W
Displayed:27 times
Date added:Jan 28, 2023
DateTime Original:2022:10:02 11:00:26
Keywords:Maine / Portland / United States
Download Picture:For registered users only
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