May 31—NEWBURYPORT — The fourth order Fresnel lens, a guiding light and beloved piece at the Custom House Maritime Museum since the late 1970s, will soon return to its original home at Pomham Rocks ...
The Harbour Town Lighthouse on Hilton Head Island is shining with a more historical glint these days after the installation of a Fresnel lens, the likes of which have guided mariners around the world ...
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