There are 3 titles associated with this person.

@book{ wphp_6255
  author={Edmondson,Mary and Unknown,},
  year={1759},
  title={A genuine narrative of the trial and condemnation of Mary Edmondson, for the murder of Mrs. Susannah Walker, her aunt. At the assizes held at Kingston upon Thames, for the County of Surry, on Saturday, March 31, 1759. Before the honourable Sir Thomas Dennison, Knt. with An Account of her general Behaviour, last Dying Words, and Execution on Monday, April 2, 1759. With animadversions on the whole proceedings. And her effigy curiously engraved on a copper-plate. The second edition.},
  publisher={John Phipps},
  address={London},    }
@book{ wphp_6219
  author={Edmondson,Mary},
  year={1759},
  title={The life, trial, and dying words of Mary Edmondson, who was tried and convicted at Kingston assizes, for the murder of her aunt Mrs. Susannah Walker, a Widow Gentlewoman, at Rotherhithe. And executed at Kennington-Common, on Monday, April 2, 1759. With her solemn Declaration of her Innocence at the Place of Execution, and Copies of some Papers she delivered after Condemnation.},
  publisher={S. Bagnall},
  address={London},    }
@book{ wphp_6254
  author={Edmondson,Mary},
  year={1759},
  title={The trial at large, Behaviour, and Dying Declaration, of Mary Edmondson, Who was Try'd and Convicted at the Assizes held at Kingston upon Thames, in Surry, on Saturday, the Thirty-First Day of March, 1759. For the Murder of Mrs. Susanna Walker, Widow, her Aunt, At Rotherhith, on the 23d Day of February last. With an Authentic and Genuine Narrative Of that unfortunate young Woman, from her Commitment to the New Goal in Southwark, to her Execution at Kennington-Common, on Monday, the Second Day of April, 1759. And Copies of some Papers that she delivered at the Stockhouse Prison at Kingston just before she set out for the Place of Execution.},
  publisher={John James Leage},
  address={London},    }