There are 3 titles associated with this firm.

@book{ wphp_778
  author={King Fortnum,Sophia},
  year={1801},
  title={The Fatal Secret; or, Unknown Warrior. A Romance of the Twelfth Century, with Legendary Poems. By Sophia King, Author of Waldorf, or the Dangers of Philosophy; Cordelia, a Romance of Real Life; and the Victim of Friendship, a German Romance.},
  publisher={},
  address={London},    }
@book{ wphp_13842
  author={Williams,Helen Maria},
  year={1803},
  title={The History of Perourou; or the Bellows Mender, and interesting tale; by Miss Williams; Author of Paul and Virginia; Letters from France, &c. &c. Embellished with a frontispiece.},
  publisher={Thomas Tegg and Castleman \& William Champante and Benjamin Whitrow \& Benjamin Crosby and Co. \& Wilmott and Hill \& Howard and Evans \& },
  address={London},    }
@book{ wphp_12966
  author={Talbot,Mary Ann},
  year={1809},
  title={The life and surprising adventures of Mary Ann Talbot, in the name of John Taylor, a natural daughter of the late Earl Talbot; Comprehending an Account of her extraordinary Adventures in the Character of Foot-Boy, Drummer, Cabin-Boy, and Sailor. Also of her many very narrow Escapes in different Engagements, while in the Land and Sea Services, and of the Hardships which she suffered while under cure of the Wounds received in the Engagement under Lord Howe, June 1, 1794, &c. &c. &c. Related by herself.},
  publisher={Ralph Smith Kirby \& },
  address={London},    }