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Penllech Coetan Arthur
Dolmen / Quoit / Cromlech
George Eastman House Archive

An old photo identified as Cefn Amlwch Cromlech (Arthur’s Quoit) by the famous Alvin Langdon Coburn. Note the absence of the fence.

Like most of the photos in this collection, this one isn’t dated. Thanks to FourWinds for identifying the site from the photo.