There are 4 titles associated with this firm.

@book{ wphp_11885
  author={Merry,Margaret},
  year={1779},
  title={Poetical Effusions. To Which is Added, the War of Inis-thona; a Poem, from Ossian, in English Verse},
  publisher={},
  address={London},    }
@book{ wphp_14810
  author={Rowley,W.},
  year={1793},
  title={The causes of the great number of deaths in putrid sore throats, scarlet fevers, and yellow fever of the West-Indies and America, explained; with more successful modes of treating those alarming disorders; as practised at the St. Mary-Le-Bone infirmary. By William Rowley, M. D. member of the University of Oxford, the Royal College of Physicians in London, &c. and physician to the St. Mary-Le-Bone infirmary.},
  publisher={William Rowley \& },
  address={London},    }
@book{ wphp_15062
  author={Rowley,W.},
  year={1793},
  title={The rational practice of physic of William Rowley, M. D. Member of the University of Oxford, The Royal College of Physicians in London, and Physician to the St. Mary-Le-Bone Infirmary, &c. &c. In four volumes. ... . Containing treatises on Female, Nervous, Hysterical, Hypochondriacal, and Cancerous Diseases, Letters on Medical Vanity, the Abuse of Hemlock, &c. &c.},
  publisher={William Rowley \& },
  address={London},    }
@book{ wphp_3267
  author={Rowley,W.},
  year={1794},
  title={Important medical improvements for the contemplation of the faculty, the use of families, and the universal benefit of mankind. Just published ... The rational and improved practice, of physic, by William Rowley, M.D.},
  publisher={Elizabeth Newbery \& John Hand},
  address={London},    }