There are 2 titles associated with this firm.

@book{ wphp_6405
  author={Gessner,Salomon},
  year={1797},
  title={The death of Abel. In five books. Attempted from the German of Mr. Gessner.},
  publisher={Thomas Heptinstall \& },
  address={London},    }
@book{ wphp_12050
  author={Bisset,James},
  year={1800},
  title={Juvenile Reduplications: or, The New "House that Jack Built." A Parody. With appropriate cuts and explanatory notes. By J. Bisset, Author of The Orphan Boy; The Flights of Fancy;},
  publisher={},
  address={Birmingham},    }