There are 8 titles associated with this firm.

@book{ wphp_20214
  author={Thayer (née Warren),Caroline Matilda},
  year={1805},
  title={The Gamesters; or, Ruins of Innocence. An Original Novel, Founded in Truth. By Caroline Matilda Warren.},
  publisher={Thomas and Andrews \& David West \& E. Larkin \& John West [Boston] \& William Pelham \& Manning and Loring \& B. & J. Homans \& Oliver Cromwell Greenleaf \& Edward Cotton \& J. Milliquet},
  address={Boston},    }
@book{ wphp_19476
  author={Rundell,Maria Eliza},
  year={1807},
  title={A new system of domestic cookery, formed upon principles of economy, and adapted to the use of private families. By a lady. Second edition.},
  publisher={Andrews and Cummings \& Lemuel Blake \& },
  address={Boston},    }
@book{ wphp_19473
  author={Rundell,Maria Eliza},
  year={1807},
  title={A new system of domestic cookery, formed upon principles of economy, and adapted to the use of private families. By a lady. Second Edition.},
  publisher={Oliver Cromwell Greenleaf \& },
  address={Boston},    }
@book{ wphp_20230
  author={Tobin,John and Opie,Amelia and Unknown,[Woman]},
  year={1807},
  title={The curfew; a play, in five acts. By the late John Tobin, Esq. author of The honey moon. As performed at the Boston Theatre.},
  publisher={Oliver Cromwell Greenleaf \& William Blagrove},
  address={Boston},    }
@book{ wphp_20164
  author={Taylor,Jane and Taylor (later Gilbert),Ann and Taylor, Jr.,Isaac and O'Keeffe,Adelaide and Barton,Bernard and Taylor,Isaac},
  year={1808},
  title={Original poems, for infant minds, by several young persons.},
  publisher={},
  address={Boston},    }
@book{ wphp_16822
  author={Carter,Elizabeth},
  year={1809},
  title={Memoirs of the life of Mrs. Elizabeth Carter. By the Rev. Montagu Pennington, M.A. vicar of Northbourn, in Kent, her nephew and executor. First American, from second English edition.},
  publisher={Oliver Cromwell Greenleaf \& },
  address={Boston},    }
@book{ wphp_19101
  author={Porter,Jane},
  year={1810},
  title={The Scottish chiefs, a romance. : Five volumes in two. By Miss Jane Porter, author of Thaddeus of Warsaw, and Remarks on Sidney's aphorisms. (From the London edition of 1810.)},
  publisher={David Longworth \& },
  address={New York},    }
@book{ wphp_18569
  author={More,Hannah},
  year={1810},
  title={Coelebs in search of a wife. Comprehending observations on domestic habits and manners, religion and morals.  The Fifth American Edition. In two volumes.},
  publisher={Oliver Cromwell Greenleaf \& John West and Company \& Munroe and Francis [4 Cornhill] \& West and Blake \& William Andrews \& Edward Cotton \& Lincoln & Edmands},
  address={Boston},    }