There are 9 titles associated with this firm.

@book{ wphp_16206
  author={Fénelon,François de Salignac de La Mothe and Langhorne,John and Chapone,Hester Mulso and Moir,John},
  year={1806},
  title={Religious pieces. Pious reflections for every day of the month, by Fenelon, Archbishop of Cambray; with some account of his life. The superiority of religious views, by John Langhorne, D.D. The choice and criterion of religion, by the Rev. J. Moir, A.M. Of gaining the favour of God, by Mrs. Chapone.},
  publisher={William Elliot \& },
  address={Whitehouse},    }
@book{ wphp_16206
  author={Fénelon,François de Salignac de La Mothe and Langhorne,John and Chapone,Hester Mulso and Moir,John},
  year={1806},
  title={Religious pieces. Pious reflections for every day of the month, by Fenelon, Archbishop of Cambray; with some account of his life. The superiority of religious views, by John Langhorne, D.D. The choice and criterion of religion, by the Rev. J. Moir, A.M. Of gaining the favour of God, by Mrs. Chapone.},
  publisher={William Elliot \& },
  address={Whitehouse},    }
@book{ wphp_17336
  author={Edgeworth,Maria},
  year={1807},
  title={To-Morrow; or, The Dangers of Delay. By Maria Edgeworth.},
  publisher={William Elliot \& },
  address={New Brunswick},    }
@book{ wphp_17225
  author={Edgeworth,Maria},
  year={1807},
  title={The Contrast. By Maria Edgeworth.},
  publisher={William Elliot \& },
  address={New Brunswick},    }
@book{ wphp_17336
  author={Edgeworth,Maria},
  year={1807},
  title={To-Morrow; or, The Dangers of Delay. By Maria Edgeworth.},
  publisher={William Elliot \& },
  address={New Brunswick},    }
@book{ wphp_16325
  author={Akenside,Mark and Barbauld,Anna Laetitia},
  year={1808},
  title={The works of Mark Akinside  M.D, in verse and prose; with his life, a facsimile of his hand-writing, and an essay on the first poem, by Mrs. Barbauld.},
  publisher={John Garnett \& },
  address={New Brunswick},    }
@book{ wphp_17335
  author={Edgeworth,Maria},
  year={1809},
  title={To-Morrow; or The Danger of Delays. By Maria Edgeworth.},
  publisher={},
  address={New York},    }
@book{ wphp_17335
  author={Edgeworth,Maria},
  year={1809},
  title={To-Morrow; or The Danger of Delays. By Maria Edgeworth.},
  publisher={},
  address={New York},    }
@book{ wphp_18936
  author={Opie,Amelia},
  year={1810},
  title={The robber and The revenge. By Mrs. Opie.},
  publisher={William Elliot},
  address={New York},    }