There are 7 titles associated with this firm.

@book{ wphp_1731
  author={Thicknesse,Ann},
  year={1800},
  title={The school for fashion, in two volumes. By Mrs. Thicknesse.},
  publisher={John Debrett [179 Piccadilly] \& Samuel William Fores [50 Piccadilly] \& },
  address={London},    }
@book{ wphp_8317
  author={Cottin,Sophie Ristaud},
  year={1803},
  title={Malvina, by Madame C****, authoress of Clare D'Albe, and Amelia Mansfield. Translated from the French, by Miss Gunning, in four volumes.},
  publisher={Robert Dutton [Gracechurch Street] \& Thomas Hurst [Paternoster] \& Clement Chapple [66 Pall Mall] \& },
  address={London},    }
@book{ wphp_9552
  author={Cottin,Sophie Ristaud},
  year={1804},
  title={Malvina, by Madame C****, authoress of Clare D'Albe, and Amelia Mansfield. Translated from the French, by Miss Gunning, in four volumes.},
  publisher={Thomas Hurst [Paternoster] \& Clement Chapple [66 Pall Mall] \& Robert Dutton [Gracechurch Street] \& },
  address={London},    }
@book{ wphp_8659
  author={de Montolieu,Isabelle},
  year={1805},
  title={Tales, by Madame de Montolieu, author of Caroline of Lichtfield. In Three Volumes.},
  publisher={Clement Chapple [66 Pall Mall] \& },
  address={London},    }
@book{ wphp_9990
  author={Dorset,Catherine Anne Turner},
  year={1807},
  title={The lioness's ball, being a companion to the Lion's masquerade.},
  publisher={William Darton and Joseph Harvey [Gracechurch] \& John Harris [1802-1819, 1824-1843] \& Clement Chapple [66 Pall Mall] \& B. Tabart \& },
  address={London},    }
@book{ wphp_10794
  author={Cockle,Mary},
  year={1808},
  title={The fishes grand gala: a companion to The "peacock at home," &c. &c. By Mrs. Cockle, Author of the Juvenile Journal, &c.},
  publisher={William Darton and Joseph Harvey [Gracechurch] \& John Harris [1802-1819, 1824-1843] \& Clement Chapple [66 Pall Mall] \& B. Tabart \& },
  address={London},    }
@book{ wphp_8797
  author={St. Victor,Helen},
  year={1808},
  title={The Ruins of Rigonda; or, The Homicidial Father. A Romance, in three volumes. By Helen St. Victor.},
  publisher={Clement Chapple [66 Pall Mall] \& },
  address={London},    }