There are 4 titles associated with this firm.

@book{ wphp_18528
  author={Montagu,Mary Wortley},
  year={1801},
  title={Letters of the Right Honourable Lady Mary Wortley Montague written during her travels in Europe, Asia, and Africa. Which contain, among other curious relations, accounts of the policy and manners of the Turks. Drawn from sources that have been inaccessible to other travellers. A new edition. In two volumes.},
  publisher={},
  address={Philadelphia},    }
@book{ wphp_17119
  author={De Villers,Mrs.},
  year={1802},
  title={Beauty and Cleanliness. Mrs. De Villers, South-East Corner of Fourth and Lombard Streets.},
  publisher={},
  address={Philadelphia},    }
@book{ wphp_17352
  author={Edgeworth,Richard Lovell and Edgeworth,Maria},
  year={1803},
  title={Essay on Irish bulls. By Richard Lovell Edgeworth, and Maria Edgeworth, Author of Castle Rackrent, &c.},
  publisher={},
  address={Philadelphia},    }
@book{ wphp_18397
  author={Marie,Jane},
  year={1808},
  title={The case of Jane Marie, exhibiting the cruelty and barbarous conduct of James Ross, to a defenceless woman. Written and published by the object of his cruelty and vengeance, and addressed to the public of Philadelphia and the whole of Pennsylvania.},
  publisher={William Duane},
  address={Philadelphia},    }