There are 12 titles associated with this firm.

@book{ wphp_16433
  author={Barbauld,Anna Laetitia},
  year={1806},
  title={Hymns in prose, for children. By Mrs. Barbauld.},
  publisher={},
  address={Philadelphia},    }
@book{ wphp_18602
  author={More,Hannah},
  year={1817},
  title={The History of Mr. Fantom, the new fashioned philosopher, and his man William.},
  publisher={Benjamin Johnson [31 Market Street] \& },
  address={Philadelphia},    }
@book{ wphp_18801
  author={More,Sarah},
  year={1818},
  title={Sorrowful Sam, or The two blacksmiths. With a frontispiece.},
  publisher={Benjamin Johnson [31 Market Street]},
  address={Philadelphia},    }
@book{ wphp_18743
  author={More,Hannah},
  year={1818},
  title={Tawny Rachel; or, The fortune teller: with some account of dreams, omens, and conjurers. Ornamented with cuts.},
  publisher={Benjamin Johnson [31 Market Street] \& },
  address={Philadelphia},    }
@book{ wphp_18795
  author={More,Sarah},
  year={1818},
  title={The cheapside apprentice, or The history of Mr. Francis H.},
  publisher={Benjamin Johnson [31 Market Street]},
  address={Philadelphia},    }
@book{ wphp_18594
  author={More,Hannah},
  year={1818},
  title={The happy waterman. Ornamented with cuts.},
  publisher={Benjamin Johnson [31 Market Street]},
  address={Philadelphia},    }
@book{ wphp_18597
  author={More,Hannah},
  year={1818},
  title={The history of Black Giles, the poacher; or, An account of a family who would rather live by their wits than their work.},
  publisher={Benjamin Johnson [31 Market Street] \& },
  address={Philadelphia},    }
@book{ wphp_18603
  author={More,Hannah},
  year={1818},
  title={The history of Mr. Fantom, the new fashioned philosopher, and his man William.},
  publisher={Benjamin Johnson [31 Market Street] \& },
  address={Philadelphia},    }
@book{ wphp_18612
  author={More,Hannah},
  year={1818},
  title={The History of Tom White, the postilion.},
  publisher={Benjamin Johnson [31 Market Street] \& },
  address={Philadelphia},    }
@book{ wphp_18723
  author={More,Hannah},
  year={1818},
  title={The shop-keeper turned sailor or, The folly of going out of our element. Ornamented with cuts.},
  publisher={Benjamin Johnson [31 Market Street]},
  address={Philadelphia},    }
@book{ wphp_18783
  author={More,Hannah},
  year={1818},
  title={The valley of tears: or, Bear ye one another's burthens. A vision.  With a frontispiece.},
  publisher={Benjamin Johnson [31 Market Street]},
  address={Philadelphia},    }
@book{ wphp_20344
  author={Wakefield,Priscilla},
  year={1819},
  title={Mental improvement: or, The beauties and wonders of nature and art. In a series of instructive conversations. By Priscilla Wakefield, author of Leisure hours. Fourth American, from the fifth London edition.},
  publisher={Benjamin Johnson [31 Market Street] \& },
  address={Philadelphia},    }