The trial of Henry Lord Viscount Melville : before the Right Honorable the House of Peers, in Westminster Hall, in full Parliament, for high crimes and misdemeanors upon an impeachment, by the knights, citizens, and burgesses in Parliament assembled, in the name of themselves, and of all the commons of the United Kingdom of Great Britain and Ireland, begun the 29th day of April, 1806, and from thence continued, by several adjournments, until the 12th day of June, 1806.