The historie of Edward the Second, surnamed Carnarvan, one of our English kings : together with the fatall down-fall of his two vnfortunate favorites Gaveston and Spencer : now published by the author thereof, according to the true originall copie, and purged from those foule errors and corruptions, wherewith that spurious and surreptitious peece, which lately came forth vnder the same tytle, was too much defiled and deformed : with the addition of some other observations both of vse and ornament /