There are 5 titles associated with this firm.

@book{ wphp_15047
  author={Long,Robert},
  year={1792},
  title={Short rules for playing the game of cassino; by Robert Long.},
  publisher={J. Owen \& Elizabeth Newbery \& T. Mortimer},
  address={London},    }
@book{ wphp_10184
  author={Andrews,Eliza},
  year={1794},
  title={The brothers: a novel, for children: addressed to every good mother, and humbly dedicated to the Queen.},
  publisher={},
  address={Henley-on-Thames},    }
@book{ wphp_5912
  author={de Lorraine,Marie-Antoinette},
  year={1794},
  title={Trial of Marie Antoinette, late Queen of France, before the Revolutionary Tribunal, at Paris; compiled from a manuscript sent from Paris, and from the journals of the Moniteur. The whole carefully revised and corrected by the conductor of the Times.},
  publisher={},
  address={London},    }
@book{ wphp_8179
  author={Bromley,Eliza Nugent},
  year={1794},
  title={Ivey Castle, a novel; containing interesting memoirs of two ladies, late nuns in a French abolished convent. Written by the author of Laura and Augustus, &c. In two volumes.},
  publisher={J. Owen},
  address={London},    }
@book{ wphp_5601
  author={de Bannes,Louise Françoise de Houssay},
  year={1796},
  title={A narrative of the sufferings of Louise Francoise de Houssay, de Bannes, who served in the army as a volunteer, from 1792, to July 21, 1795; when she was made a prisoner at Quiberon, with her examination at Vannes, from whence she made her escape, the day before that which was appointed for her execution. Translated from the manuscript of the author.},
  publisher={},
  address={London},    }