There are 6 titles associated with this firm.

@book{ wphp_11660
  author={Dudley,Lady Mary and Dudley,Sir Henry Bate},
  year={1796},
  title={Passages Selected by Distinguished Personages on the Great Literary Trial of Vortigern and Rowena; a Comi-tragedy.  Volume II. Second Edition.},
  publisher={James Ridgway [York Street] \& },
  address={London},    }
@book{ wphp_11658
  author={Dudley,Sir Henry Bate and Dudley,Lady Mary},
  year={1796},
  title={Passages Selected by Distinguished Personages, on the Great Literary Trial of Vortigern and Rowena; a Comi-tragedy. Volume I. Fifth Edition.},
  publisher={James Ridgway [York Street] \& },
  address={London},    }
@book{ wphp_11659
  author={Dudley,Sir Henry Bate and Dudley,Lady Mary},
  year={1796},
  title={Passages Selected by Distinguished Personages, on the Great Literary Trial of Vortigern and Rowena; a Comi-tragedy. Volume II. First Edition.},
  publisher={James Ridgway [York Street] \& },
  address={London},    }
@book{ wphp_11751
  author={Dudley,Lady Mary and Dudley,Sir Henry Bate},
  year={1796},
  title={Passages Selected by Distinguished Personages, on the great Literary Trial of Vortigern and Rowena; a Comi-Tragedy. Volume III. Fourth Edition.},
  publisher={James Ridgway [York Street] \& },
  address={London},    }
@book{ wphp_11661
  author={Dudley,Sir Henry Bate},
  year={1798},
  title={Passages Selected by Distinguished Personages, on the Great Literary Trial of Vortigern and Rowena; A Comi-Tragedy. Volume I. Sixth Edition.},
  publisher={James Ridgway [York Street] \& },
  address={London},    }
@book{ wphp_11674
  author={Dudley,Sir Henry Bate and Dudley,Lady Mary},
  year={1807},
  title={Passages Selected by Distinguished Personages, on the Great Literary Trial of Vortigern and Rowena; a Comi-tragedy.  Volume IV. Third edition.},
  publisher={James Ridgway [170 Piccadilly] \& },
  address={London},    }