Lord William Cecill and mannars Baron of Roos laufull heyre of the Baronies of Burghley and Earldome of Excetor, AmĀbassader Extraordinary for the Sacred and Royall Maiestie of the most illustrious Kinge of great Brittaine to his very louing Brother the most illustrious Catholique Kinge of Spaine.
Anno .1616.