There are 3 titles associated with this firm.

@book{ wphp_5935
  author={Kemble,Maria Theresa},
  year={1790},
  title={Mrs. Kemble's theatrical companion; being a select collection of the choicest and most approved songs, now singing at the Theatres Royal, and other convivial and polite assemblies. A new edition, improved.},
  publisher={J. Roach, Brittania Printing Office [Woburn Court] \& },
  address={London},    }
@book{ wphp_5935
  author={Kemble,Maria Theresa},
  year={1790},
  title={Mrs. Kemble's theatrical companion; being a select collection of the choicest and most approved songs, now singing at the Theatres Royal, and other convivial and polite assemblies. A new edition, improved.},
  publisher={J. Roach, Brittania Printing Office [Woburn Court] \& },
  address={London},    }
@book{ wphp_12901
  author={Unknown,},
  year={1798},
  title={Every Lady's Own Valentine Writer, in Prose and Verse. (For 1798.) Containing Humorous Dialogues; Witty Valentines, with Answers; Pleasant Sonnets, on Love, Courtship, Marriage, Beauty, &c. &c. being Entirely Original.},
  publisher={J. Roach, Brittania Printing Office [Woburn Court]},
  address={London},    }