There are 3 titles associated with this firm.

@book{ wphp_12553
  author={Sewell,Mary Young},
  year={1803},
  title={Poems, By Mrs. G. Sewell, relict of the late Rev. Geo. Sewell, Rector of Byfleet, Surrey.},
  publisher={},
  address={Egham},    }
@book{ wphp_12552
  author={Sewell,Mary Young},
  year={1803},
  title={Poems, by Mrs. G. Sewell, Relict of the Late Rev. Geo. Sewell, Rector of Byfleet, Surrey.},
  publisher={},
  address={Egham},    }
@book{ wphp_12562
  author={Sewell,Mary Young},
  year={1805},
  title={Poems, by Mrs. G. Sewell, Relict of the late Rev. Geo. Sewell, rector of Byfleet, Surrey. In Two volumes},
  publisher={},
  address={Egham},    }