For the Rothschilds, furniture and works of art often were of royal provenance.

The pieces, many with royal provenances, go on view today.

Many of the porcelain pieces enjoy a royal provenance and are directly related to the European regency who could afford these luxuries at the time.

Ms. Mitchell said the size confirmed its royal provenance.

When they were sent to Christie's in 1994 and the royal provenance was established, interest soared, even at Versailles.

Common household items like glasses and ashtrays had an allure that only a royal provenance can bring.

He liked anything of the finest quality, particularly if it had a royal provenance or incorporated exotic materials.

"He went for objects with a noble if not royal provenance."

Speaking of dukes and such, objects of royal provenance make up a trend in this year's offerings.

The timber of this table has been dated by dendrochronology to 1275, during Edward's reign, though a royal provenance is not proven so far.