 A set of brass keys from the Titanic | Around 100 curios that have been amassed over 40 years by Jersey-based collector David Gainsborough Roberts will go up for auction on September 14 for the 250th anniversary of the annual sale which celebrates unique and unusual lots. Christie’s Out of the Ordinary – the 250th Anniversary Edition, begins on August 6 with the sale taking place on September 14. |  A red silk and gold thread scarf belonging to Thomas Lawrence (Lawrence of Arabia) |
 |  Jack Dempsey's world heavyweight title belt is estimated at up to £15,000 |  A Stetson hat belonging to Sir Winston Churchill |
 | From previous sales. Clockwise, from top left: Michael Jackson’s Thriller jacket: £940,000, Marilyn Monroe’s X-rays: £30,000, John Lennon’s tooth: £20,000, Elvis Presley’s bible: £59,000, Napoleon Bonaparte’s hat: £1.5 million Princess Diana’s ‘Travolta’ dress: £240,000 |
