There are 2 titles associated with this person.

@book{ wphp_1370
  author={Thomson,Katherine},
  year={1833},
  title={Constance. A Novel. In Three Volumes.},
  publisher={Richard Bentley \& },
  address={London},    }
@book{ wphp_1423
  author={Thomson,Katherine},
  year={1835},
  title={Rosabel, A Novel, In Three Volumes. By the Authoress of Constance.},
  publisher={Longman, Rees, Orme, Brown, Green and Longman \& },
  address={London},    }