provenance

Regardless of its exact provenance the owner now faces a fine for driving a vehicle on the motorway without headlights, indicators or number plates, and could have his driving licence suspended.

"But the thing for Welsh vineyards is to focus on quality - the provenance and integrity of the vine - and not get sucked into the English juggernaut."

The mystery of the clock’s provenance — could it possibly be the real deal? — has animated his life for years.

"The three works now exhibited in Bucharest were not documented, photographed, or shown during the artist's lifetime," said the art historian and curator, who co-authored the American Association of Museums guide to provenance research.

"It's the connection to Tolkien and the important provenance that makes this book so special. It's not just any first edition; it belonged to someone who very likely called Tolkien an acquaintance," Ms Riley said.