There are 4 titles associated with this firm.

@book{ wphp_10325
  author={},
  year={1803},
  title={The poetical monitor: consisting of pieces select and original, for the improvement of the young in virtue and piety, intended to succeed Dr. Watts' Divine and moral songs. Third edition.},
  publisher={},
  address={London},    }
@book{ wphp_13168
  author={},
  year={1805},
  title={The poetical monitor: consisting of pieces select and original, for the improvement of the young in virtue and piety, intended to succeed Dr. Watts' Divine and moral songs. Published for the benefit of the Shakespear's Walk Female Charity School, St. George in the East. Fourth edition.},
  publisher={},
  address={London},    }
@book{ wphp_10193
  author={},
  year={1812},
  title={The Poetical Monitor: Consisting of Pieces Select and Original, for the Improvement of the Young in Virtue and Piety; Intended to Succeed Dr Watts's Divine and Moral Songs.},
  publisher={Alexander Cleugh \& },
  address={London},    }
@book{ wphp_10203
  author={},
  year={1815},
  title={The Poetical Monitor: Consisting of Pieces Select and Original, for the Improvement of the Young in Virtue and Piety; Intended to Succeed Dr Watts' Divine and Moral Songs. Seventh edition.},
  publisher={},
  address={London},    }