http://www.alkelda.f9.co.uk/lore1.htm here's a starter from Graeme C
A leftfield view on cupmarks - http://www.geocities.com/Athens/Acropolis/5579/pica.html
The Rock Art webring - http://www.rupestre.net/ralinks/
The last entry on graeme's list (p117 1883 ) is Allt an Airgid .
Handy hint. I'll give Paulus a shout.
I recognise the 'pica' stuff, it's particularly appealling to an ex pharmacologist.
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