There are 2 titles associated with this firm.

@book{ wphp_13486
  author={Rowe,Elizabeth Singer},
  year={1818},
  title={Friendship in death, in twenty letters from the dead to the living. To which are added, letters, moral and entertaining, in prose and verse. By Mrs. Elizabeth Rowe. To which is prefixed, the life of the author.},
  publisher={W. Lewis and Co. \& John Wallis [Berwick St] \& },
  address={London},    }
@book{ wphp_13472
  author={Rowe,Elizabeth Singer},
  year={1818},
  title={Friendship in Death, in Twenty Letters from the Dead to the Living. To which are added, Letters, Moral and Entertaining. In prose and verse. By Mrs. Elizabeth Rowe. To which is prefixed, the Life of the Author.},
  publisher={W. Lewis and Co. \& John Wallis [Berwick St] \& },
  address={London},    }