Anne Boleyn

Researchers say this little-known sketch is a more accurate representation of Anne Boleyn than previous drawings, but not all art historians are convinced.

It's thought that the chair was made between 1510 and 1520 when Anne was growing up in France, long before she married Henry VIII in 1533

Infrared technology has been used to examine the artwork at Hever Castle in Kent which turned up an early draft.