There are 3 titles associated with this firm.

@book{ wphp_11891
  author={Dryden,John},
  year={1797},
  title={The Fables of John Dryden, ornamented with engravings from the pencil of the Right Hon. Lady Diana Beauclerc.},
  publisher={James Edwards \& Edward Harding [98 Pall Mall] \& },
  address={London},    }
@book{ wphp_8602
  author={Owenson,Sydney},
  year={1803},
  title={St. Clair; or, The Heiress of Desmond. By S. O.},
  publisher={Samuel Highley [24 Fleet] \& Edward Harding [98 Pall Mall] \& John Archer [Commercial Buildings, Dame Street] \& },
  address={London},    }
@book{ wphp_11294
  author={Montolieu,Maria Henrietta},
  year={1803},
  title={The Enchanted Plants; Fables in Verse. Inscribed to Miss Montolieu, and Miss Julia Montolieu},
  publisher={Edward Harding [98 Pall Mall] \& Sylvester Harding [Pall Mall]},
  address={London},    }