Digest>May/Jun 2023

Photo Caption:

The 4th order Fresnel lens from Ram Island Lighthouse that is now on display at the Boothbay Region Historical Society Museum in Boothbay Harbor, Maine. (Lighthouse Digest archives)
Back to the edition of: May/Jun 2023

Story:

The Ram Island Lens Mystery
Back to the edition of: May/Jun 2023

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