There are 12 titles associated with this firm.

@book{ wphp_15165
  author={Burney,Frances},
  year={1792},
  title={Evelina; or, A young lady's entrance into the world. In two volumes.},
  publisher={},
  address={Philadelphia},    }
@book{ wphp_19500
  author={Sandham,Elizabeth},
  year={1806},
  title={Anna, the tale bearer. Embellished with a magic lantern exhibition.},
  publisher={Benjamin Johnson [249 Market Street]},
  address={Philadelphia},    }
@book{ wphp_15957
  author={Sandham,Elizabeth},
  year={1806},
  title={Careless Isabella; or, The dangers of delay. Embellished with a magic lantern exhibition.},
  publisher={Benjamin Johnson [249 Market Street]},
  address={Philadelphia},    }
@book{ wphp_19514
  author={Sandham,Elizabeth},
  year={1806},
  title={The story of Charles Maitland; or, The dangers of a meddling disposition.},
  publisher={Benjamin Johnson [249 Market Street]},
  address={Philadelphia},    }
@book{ wphp_19515
  author={Sandham,Elizabeth},
  year={1806},
  title={The story of Constance, the proud girl. Embellished with a magic lantern exhibition.},
  publisher={Benjamin Johnson [249 Market Street]},
  address={Philadelphia},    }
@book{ wphp_19516
  author={Sandham,Elizabeth},
  year={1806},
  title={The story of Peevish William. Embellished with a magic lantern exhibition},
  publisher={Benjamin Johnson [249 Market Street]},
  address={Philadelphia},    }
@book{ wphp_18552
  author={More,Hannah},
  year={1807},
  title={Betty Brown, the St. Giles's Orange Girl: With an Account of Mrs. Sponge, The Money Lender.},
  publisher={},
  address={Philadelphia},    }
@book{ wphp_18769
  author={More,Hannah and Cowper,William},
  year={1807},
  title={The History of the Two Shoemakers.},
  publisher={Benjamin Johnson [249 Market Street]},
  address={Philadelphia},    }
@book{ wphp_19509
  author={Sandham,Elizabeth},
  year={1807},
  title={The magic lantern; or, Amusing and instructive exhibitions for young people. With ten coloured engravings.},
  publisher={Benjamin Johnson [249 Market Street] \& },
  address={Philadelphia},    }
@book{ wphp_16437
  author={Barbauld,Anna Laetitia},
  year={1810},
  title={Hymns in prose for children. By Mrs. Barbauld.},
  publisher={Benjamin Johnson [249 Market Street] \& },
  address={Philadelphia},    }
@book{ wphp_18782
  author={More,Hannah},
  year={1813},
  title={The valley of tears, or, Bear ye one anothers burthens. A vision.},
  publisher={Benjamin Johnson [249 Market Street]},
  address={Philadelphia},    }
@book{ wphp_18551
  author={More,Hannah},
  year={1817},
  title={Betty Brown, the St. Gile's orange girl; with an account of Mrs. Sponge, the money lender.},
  publisher={Benjamin Johnson [249 Market Street] \& },
  address={Philadelphia},    }