(1601-1643). Bourbon King of France (1610-43), son of Henry IV. Timid and in poor health, most of his reign was dominated by Cardinal Richelieu who later served as his prime minister. Under his influence, Louis involved France in the Thirty Years' War as an ally of Sweden and the Protestant Germany. DS in French on vellum, 1p, 16"x7", 1613. Untranslated. Darkly penned text boldly signed at conclusion. Irregular bottom edge considerably trimmed at lower right margin well away from signatures; light general wrinkling; several folds, one lightly bisecting the king's signature; occasional light soiling and scuffing; small stain at bottom left margin; else Good.