The Cotton or Cottonian library is a collection of manuscripts once owned by Sir Robert Bruce Cotton MP (1571–1631), an antiquarian and bibliophile. It later became the basis of what is now the British Library, which still holds the collection. After the Dissolution of the Monasteries, many priceless and ancient manuscripts that had belonged to the monastic libraries began to be disseminated among various owners, many of whom were unaware of the cultural value of the manuscripts. Cotton's skill lay in finding, purchasing and preserving these ancient documents. The leading scholars of the era, including Francis Bacon, Walter Raleigh, and James Ussher, came to use Sir Robert's library. Richard James acted as his librarian. The library is of special importance for sometimes having preserved t