There are 7 titles associated with this firm.

@book{ wphp_15557
  author={Pinchard,Elizabeth Sibthorpe},
  year={1795},
  title={The blind child, or Anecdotes of the Wyndham family. Written for the use of young people. By a lady.},
  publisher={},
  address={Boston},    }
@book{ wphp_15557
  author={Pinchard,Elizabeth Sibthorpe},
  year={1795},
  title={The blind child, or Anecdotes of the Wyndham family. Written for the use of young people. By a lady.},
  publisher={},
  address={Boston},    }
@book{ wphp_14554
  author={Radcliffe,Ann},
  year={1795},
  title={The Mysteries of Udolpho, a Romance; interspersed with some pieces of poetry. By Ann Ratcliffe, Author of the Romance of the Forest, A Sicilian Romance, &c. In Three Volumes.},
  publisher={J. White & Co. \& William Spotswood \& Thomas and Andrews \& David West \& E. Larkin \& W.P. Blake \& John West [Boston] \& John West Folsom},
  address={Boston},    }
@book{ wphp_15456
  author={Burney,Frances},
  year={1797},
  title={Camilla: or, A picture of youth. By the author of Evelina and Cecilia. In three volumes. First Boston Edition.},
  publisher={Samuel Hall \& William Spotswood \& J. White & Co. \& Thomas and Andrews \& David West \& E. Larkin \& W. P. and Lemuel Blake \& John West [Boston]},
  address={Boston},    }
@book{ wphp_15924
  author={Hayley,William and Seward,Anna},
  year={1798},
  title={Amelia; or, The faithless Briton. An original American novel, founded upon recent facts. To which is added, Amelia, or Malevolence defeated; and, Miss Seward's Monody on Major Andre.},
  publisher={William Spotswood \& C.P. Wayne \& },
  address={Boston},    }
@book{ wphp_15924
  author={Hayley,William and Seward,Anna},
  year={1798},
  title={Amelia; or, The faithless Briton. An original American novel, founded upon recent facts. To which is added, Amelia, or Malevolence defeated; and, Miss Seward's Monody on Major Andre.},
  publisher={William Spotswood \& C.P. Wayne \& },
  address={Boston},    }
@book{ wphp_17801
  author={Helme,Elizabeth},
  year={1798},
  title={The history of Louisa, the lovely orphan; or The cottage on the moor. Two volumes in one. By Mrs. Helme. The ninth edition.},
  publisher={William Spotswood},
  address={Boston},    }