It is more than 800 years old and shows how some of the land at Rufford Abbey was divided up in the 12th century.
The medieval charter dates from the 1180s and confirms transfer of land at the Abbey. The parchment shows Henry II gave away some of the site to Osbert de Capella and his wife Emma.
And now the charter has come home to Notts. It was bought by the county council's archives section at auction in London from a private collector for about £3,000.
Click here to read this article from the Nottingham Post