There are 5 titles associated with this firm.

@book{ wphp_6668
  author={Carmichael,Rebekah},
  year={1790},
  title={Poems: by Miss Carmichael.},
  publisher={},
  address={Edinburgh},    }
@book{ wphp_6924
  author={Frazer,Mrs.},
  year={1791},
  title={The practice of cookery, pastry, pickling, preserving, &c. Containing Figures of Dinners, from Five to Nineteen Dishes, and A Full List of Supper Dishes; also a List of Things in Season, For every month in the Year, and Directions for Choosing Provisions: with Two Plates, showing the Method of placing Dishes upon a Table, and the manner of Trussing Poultry, &c. By Mrs Frazer, Sole Teacher of these Arts in Edinburgh, Several years Colleague, and afterwards Successor to Mrs M'iver deceased.},
  publisher={Thomas Cadell [London] \& Peter Hill},
  address={Edinburgh},    }
@book{ wphp_5869
  author={Riddell,Maria},
  year={1792},
  title={Voyages to the Madeira, and Leeward Caribbean isles: with sketches of the natural history of these islands. By Maria R******.},
  publisher={Thomas Cadell [London] \& Peter Hill},
  address={Edinburgh},    }
@book{ wphp_6926
  author={Frazer,Mrs.},
  year={1795},
  title={The practice of cookery, pastry, confectionary, pickling, preserving, &c. Containing Figures of Dinners, from Five to Nineteen Dishes, a Full List of Supper Dishes. A List of Things in Season, For every Month in the Year, and Directions for Choosing Provisions, with Two Copper Plates. Showing the manner or placing Dishes upon a Table, and of Trussing Poultry, &c. By Mrs Frazer, Teacher of these Arts in Edinburgh. The second edition, corrected, containing many additional receipts, never before published.},
  publisher={Ann Vernor and Thomas Hood [Birchin Lane] \& Peter Hill},
  address={Edinburgh},    }
@book{ wphp_6925
  author={Frazer,Mrs.},
  year={1800},
  title={The practice of cookery, pastry, confectionary, pickling, and Confectionary, Preserving. with Directions for choosing Provisions, Trussing Poultry, &c. To which is added, An Appendix, containing, Receipts for making Vinegar, Ketchups, Wines, Cordials, &c. Likewise The Art of Carving. Also, Lists of Supper and Dinner Dishes, and Of Articles in season in the different Months of the Year; with Plates, Shewing the Manner of Trussing Poultry, and Placing Dishes on a Table. By Mrs Frazer, Teacher of these Arts in Edinburgh. The third edition. Improved and enlarged.},
  publisher={Peter Hill \& },
  address={Edinburgh},    }