There are 3 titles associated with this firm.

@book{ wphp_9410
  author={Robertson,Mrs.},
  year={1829},
  title={Florence: or The Aspirant. A Novel, in three volumes.},
  publisher={Whittaker, Treacher, and Arnot \& },
  address={London},    }
@book{ wphp_81
  author={Bryan,Mary},
  year={1829},
  title={Longhollow; A Country Tale. By Mrs. Bryan Bedingfield. In three volumes.},
  publisher={Whittaker, Treacher, and Arnot \& },
  address={London},    }
@book{ wphp_11920
  author={Brooks,Mary Abigail},
  year={1833},
  title={Zophiel; or, the Bride of Seven. By Maria del Occidente.},
  publisher={Richard James Kennett \& },
  address={London},    }