There are 4 titles associated with this firm.

@book{ wphp_13796
  author={Aikin,John and Barbauld,Anna Laetitia},
  year={1774},
  title={Essays on song-writing: with a collection of such English songs as are most eminent for poetical merit. The second edition, with additions and corrections.},
  publisher={Joseph Johnson \& },
  address={Warrington},    }
@book{ wphp_13797
  author={Aikin,John and Barbauld,Anna Laetitia},
  year={1777},
  title={Essays on song-writing: with a collection of such English songs as are most eminent for poetical merit. The third edition, with additions and corrections.},
  publisher={Thomas Armitage [College Green] \& },
  address={Dublin},    }
@book{ wphp_6697
  author={Unknown,},
  year={1786},
  title={Advice to a young rider, or travelling tradesman; in a letter from a mother to her son.},
  publisher={Joseph Johnson \& },
  address={Warrington},    }
@book{ wphp_7092
  author={Taylor,Mrs.},
  year={1791},
  title={An easy introduction to general Knowledge and liberal education; by Mrs. Taylor: for the use of the young ladies, at Strangeways Hall, Manchester.},
  publisher={},
  address={Warrington},    }