Note that Coflein say: Grid Reference SN08393403
http://www.coflein.gov.uk/en/site/300423/details/waun-mawn-standing-stonepossible-stone-circle
Site Description An erect monolith, 1.6m high, closeby are three prostrate stones.
There are no other large stones in the locality and it is suggested that those described formed part of a stone circle, with a diameter of c.100m. Unconfirmed.
(source Os495card; SN03SE8)
RCAHMW AP965079/68
J.Wiles 28.10.03
so this has been suspected for a while - on the Stonehenge connection - time will tell...
Something is not right. This message is just to keep things from messing up down the road