There are 2 titles associated with this person.

@book{ wphp_8596
  author={Jullien,Jean-Auguste},
  year={1803},
  title={Kerwald Castle, or, Memoirs of the Marquix de Solanges. In Two Volumes: Translated from the French, by Mrs. Barnaby, Author of the Rock; or Alfred and Anna: A Scottish Tale.},
  publisher={},
  address={Maidstone},    }
@book{ wphp_8597
  author={Jullien,Jean-Auguste},
  year={1804},
  title={Kerwald Castle. A Novel. In two volumes. From the French, by Mrs. Barnby.},
  publisher={Minerva Press, Lane, Newman, and Co.},
  address={London},    }