There are 2 titles associated with this firm.

@book{ wphp_7043
  author={Hugill,Martha},
  year={1786},
  title={St. Bernard's priory. An old English tale; being the first literary production of a young lady.},
  publisher={},
  address={London},    }
@book{ wphp_4791
  author={West,Jane},
  year={1786},
  title={Miscellaneous poetry, by Mrs. West; written at an early period of life.},
  publisher={William T. Swift},
  address={London},    }