well sort of near, SJ 808558ish (you can see both on the 1:10000 on magic)
ah I've found it on pastcape now http://www.pastscape.org.uk/hob.aspx?hob_id=76095
so then it IS listed
Oh yes I see them now, they're marked on the 1:25000. Looking down on Google earth I think I can see a circle on the west side of the field. I've driven past here at least a hundred times.
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