There are 3 titles associated with this firm.

@book{ wphp_12471
  author={Cocks,Mrs. S.},
  year={1831},
  title={Original Hymns for the Family and the Closet. By Mrs. S. Cocks.},
  publisher={Thomas Hamilton, William Adams, and Co. \& W. Simpkin and R. Marshall \& James Nisbet [Berners Street] \& Beilby, Knott, and Beilby \& Edward Suter \& J. S. Showell \& Benjamin Hudson \& Henrietta Broughall \& William Brown},
  address={London},    }
@book{ wphp_10271
  author={Perkins,Elizabeth Steele},
  year={1834},
  title={The botanical and horticultural meeting, or, Flora's and Pomona's fete: a poem, in humble imitation of The butterfly's ball, &c. &c.; and respectfully dedicated to the members of the various botanical and horticultural societies. By a lady; from notes by John-Quill.},
  publisher={Beilby, Knott, and Beilby},
  address={Birmingham},    }
@book{ wphp_10270
  author={Perkins,Elizabeth Steele},
  year={1834},
  title={The botanical and horticultural meeting, or, Flora's and Pomona's fete: a poem, in humble imitation of The butterfly's ball, &c. &c.; and respectfully dedicated to the members of the various botanical and horticultural societies. By a lady; from notes by John-Quill. Second edition.},
  publisher={Beilby, Knott, and Beilby \& },
  address={Birmingham},    }