The singular life, adventures, and depredations of David Haggart, the murderer : (alias M'Colgan, alias Daniel O'Brian), in various parts of Scotland; also in Berwick upon Tweed, Newcastle upon Tyne, Durham, York, and other places, both in England and Ireland. Related by himself, while under sentence of death. With an account of his execution at Edinburgh, July 18, 1821, for the murder of Morrin, one of the turnkeys of Dumfries, and a copy of verses, written by Haggart in his cell the day after his condemnation.