There are 7 titles associated with this firm.

@book{ wphp_19282
  author={Rowe,Elizabeth Singer},
  year={1801},
  title={Devout exercises of the heart, in meditation and soliloquy, prayer and praise. By the late pious and ingenious Mrs. Elizabeth Rowe.  Abridged for the use of the Methodist Society.},
  publisher={Ezekiel Cooper},
  address={Philadelphia},    }
@book{ wphp_16629
  author={Barclay,Robert and Brook,Mary},
  year={1803},
  title={Preuves de la nécessité de s'attendre en silence, pour rendre un hommage solemnel a Dieu. Auxquelles sont ajoutés quelques passages tirés de l'apologie de Robert Barclay. Par Marie Brook.  Ouvrage traduit de l'anglois par E.P. Bridel.},
  publisher={},
  address={Philadelphia},    }
@book{ wphp_18665
  author={More,Hannah},
  year={1803},
  title={The Search after happiness: a pastoral drama. A new edition.},
  publisher={Jacob Johnson},
  address={Philadelphia},    }
@book{ wphp_20173
  author={Taylor (later Gilbert),Ann and Taylor, Jr.,Isaac and O'Keeffe,Adelaide and Barton,Bernard and Taylor,Jane},
  year={1816},
  title={Original poems, for infant minds. By several young persons. In two volumes. Ornamented with twenty elegant wood cuts.},
  publisher={Solomon White Conrad \& },
  address={Philadelphia},    }
@book{ wphp_20910
  author={},
  year={1817},
  title={Julia and the pet-lamb; or, Good temper and compassion rewarded.},
  publisher={Solomon White Conrad},
  address={Philadelphia},    }
@book{ wphp_21384
  author={Joyce,Jeremiah},
  year={1817},
  title={Scientific Dialogues. Intended for the Instruction and Entertainment of Young People: In Which the First Principles of Natural and Experimental Philosophy are Fully Explained. ... By the Rev. J. Joyce. A New Edition, Corrected and Improved.},
  publisher={M. Carey and Son [126 Chestnut Street] \& Isaac Peirce \& John Richardson \& Solomon White Conrad \& Benjamin Warner [Market Street] \& Kimber and Sharpless \& Bennett & Walton \& Benjamin and Thomas Kite \& Benjamin C. Buzby \& },
  address={Philadelphia},    }
@book{ wphp_20338
  author={Wakefield,Priscilla},
  year={1818},
  title={An introduction to botany, in a series of familiar letters, with illustrative engravings. By Priscilla Wakefield, author of Mental improvement, Leisure hours, &c. The third American edition. To which are added, a catalogue of the most approved English names of the principal native and naturalized American plants, alphabetically arranged; with the names of the genera, and the classes and orders to which they respectively belong; according to the system of Linnaeus:--and a glossary of botanical terms.},
  publisher={Solomon White Conrad},
  address={Philadelphia},    }