741288 Isaac Volmar (engraving) by French School, (17th century); Private Collection; (add.info.: Isaac Volmar (1582-1662) Austrian jurist, plenipotentiary and a key negotiator in the delegation of the Holy Roman Empire to the talks to end the Thirty Years War, which culminated in the signing of the Peace of Westphalia in 1648;); French, out of copyright.