Don't forget that the piece of stone in my pictures is clogged with old cement - and they're hardly the best pictures in the world. I didn't realise that such a tiny residue of crude Passage Grave Art (and that's what it is) could cause so much dispute. It's only a bit of stone - and, so far, there's only myself and a lady with a pushchair and a reporter from the Bolton News has even looked at it. I don't think that's enough qualified opinions yet ...