A landlord is appealing for help to find out what a carved stone symbol on his pub means.

The mystery symbol

David Raines who runs the Blacks Head in Bletchingdon, said: "It has been here a long time, but we haven't got a clue what it is."

He said someone suggested it could be an old marker to prove the 17th century building was insured in case of fire. If you can help, call Mr Raines on 01869 350315.