There are 3 titles associated with this person.

@book{ wphp_10333
  author={Marcet,Jane},
  year={1807},
  title={Conversations on chemistry: in which the elements of that science are familiarly explained and illustrated by experiments: in two volumes.},
  publisher={Longman, Hurst, Rees, and Orme \& },
  address={London},    }
@book{ wphp_10476
  author={Marcet,Jane},
  year={1820},
  title={Conversations on natural philosophy: in which the elements of that science are familiarly explained and adapted to the comprehension of young pupils. By the author of Conversations on political economy and Conversations on chemistry. Second edition, revised.},
  publisher={Longman, Hurst, Rees, Orme, and Brown \& },
  address={London},    }
@book{ wphp_10456
  author={Marcet,Jane},
  year={1824},
  title={Conversations on chemistry: in which the elements of that science are familiarly explained and illustrated by experiments: in two volumes. The ninth edition, revised, corrected, and enlarged.},
  publisher={Longman, Hurst, Rees, Orme, Brown, and Green},
  address={London},    }