There are 5 titles associated with this firm.

@book{ wphp_9038
  author={Doherty,Ann},
  year={1815},
  title={The Knight of the Glen. An Irish Romance. By the author of The Castles of Wolfnorth and Monteagle, Ronald-Sha, &c. In Two Volumes},
  publisher={George Walker, Publisher of Books and Music \& },
  address={London},    }
@book{ wphp_11044
  author={More,Hannah},
  year={1819},
  title={Percy. A Tragedy, in Five Acts},
  publisher={John Cumming \& T. Hughes [Ludgate St] \& John Sutherland [9 Calton Street] \& David Sampson Maurice \& John Bysh},
  address={London},    }
@book{ wphp_10394
  author={More,Hannah},
  year={1820},
  title={Essays on various subjects: principally designed for young ladies. By Hannah More.},
  publisher={},
  address={Chiswick},    }
@book{ wphp_11225
  author={Cottin,Sophie Ristaud},
  year={1822},
  title={Elizabeth; or, the Exiles of Siberia. Translated from the French of Madame Cottin.},
  publisher={},
  address={Chiswick},    }
@book{ wphp_11100
  author={More,Hannah},
  year={1823},
  title={Sacred Dramas. Chiefly Intended for Young Persons. The Subjects Taken from the Bible. . . . With a Memoir of the Author},
  publisher={Anthony King Newman and Co. \& John Sutherland [9 Calton Street] \& Richard Griffin and Co. [75 Hutcheson Street] \& R. Jennings \& Thomas Tegg [111 Cheapside] \& },
  address={London},    }