http://www.null-hypothesis.co.uk/article/548
"Punishments were written by professional curse writers invoking the assistance of a chosen god to harm the thief in question. They were then rolled up and pinned to the wall of a shrine. The kind people at Leicester University sent us an image of the tablet in question - it's small, brown and a bit squiggly, not what I had in mind as a message to them upstairs..."
All this was years before the government required unleaded curses...