There are 3 titles associated with this person.

@book{ wphp_6745
  author={Vigor,Jane},
  year={1775},
  title={Letters from a Lady, Who Resided Some Years in Russia, to Her Friend in England. With Historical Notes.},
  publisher={James Dodsley},
  address={London},    }
@book{ wphp_6932
  author={Vigor,Jane},
  year={1777},
  title={Letters from a Lady, Who Resided Some Years in Russia, to Her Friend in England. With Historical Notes. The Second Edition.},
  publisher={James Dodsley},
  address={London},    }
@book{ wphp_6931
  author={Vigor,Jane},
  year={1785},
  title={Eleven Additional Letters from Russia, in the Reign of Peter II. by the Late Mrs. Vigor. Never before Published. With a Preface and Notes.},
  publisher={James Dodsley},
  address={London},    }