An Impartial account of all the material circumstances relating to Sir Thomas Armestrong Kt who was executed at Tyburn for high-treason on Friday the 20th of June 1684: from the first discovery of the plot to the day of his execution, as his being impeached of high-treason for conspiring the death of the King &c., his flight and His Majesties proclamation issued out thereupon for his apprehending, his continuance in Holland, the indictment of high-treason against him and process of outlawry entered thereon, his being apprehended at Leyden in Holland and brought into England, his commitment to Newgate and the award of death against him at the Kings-Bench-Bar at Westminster, the manner of his behaviour till the day of his execution : together with his last dying words at the place of execution &c.