SimplySolly: It does seem this one has gone off to that big duck house in the sky.
So we're archiving it, toot sweet...
Thanks everyone who looked for it, successful or not, and sorry to those who tried and came up blank; we hope you enjoyed the pond and pause anyway.
SP for SS
Visit www.geolympix.com for info on the International Celebration of Geocaching coming to Oxford in July 2012