A document signed by King Richard III is to go under the hammer in an auction in Los Angeles, America.
Auctioneer, Nate D. Sanders say that approximately only 3 documents bearing the former King's signature have come to auction in the last 30 years.
It is expected to sell for around £50,000 - £82,000.
Comparatively, signed pictures and documents of Henry VIII appear in auctions frequently and fetch around £30,000.
An MP from York has laid out the city's claim to the body of Richard III in Parliament today.
The monarch's remains are due to be reinterred at Leicester Cathedral, but campaigners in the former King's home of York, want him buried there.
Hugh Bayley MP for York Central, claims burying the king in York would reconcile the north and south of the country.
Search for body of James Brodie
King Richard III made a cameo appearance in Prime Minister's questions today which made the House of Commons roar with laughter.
Michael McCann Labour MP for East Kilbride, Strathaven and Lesmahagow asked David Cameron: "Can the prime minister confirm Atos have declared Richard III for for work?"
Atos is a contractor used by the government to assess whether people claiming benefits are eligible for a job.
David Cameron replied that the case had not come his way, but hoped the discovery of Richard III would be a boost to the city of Leicester.
A reconstruction of the head of King Richard III has been unveiled to the world's media in London following yesterday's announcement that his skeleton had been found under a Leicester car park.
The model was built using a CT scan taken of the king's skull by the archaeological dig.
The unveiling is being held at The Society of Antiquaries in London.
Read about the discovery of the King of England in a Leicester Car Park here.
Remains found in Leicester are King Richard III.
– Lead archeologist Richard Buckley
"The overall verdict: It is the academic conclusion beyond reasonable doubt that the individual exhumed is indeed Richard III."