[ Autograph ] Mathias 1557-1619 Holy Roman Emperor, a supporter of the Counter-Reformation and head of the Hapsburg house, forced Rudolfto cede Austria, Hungary and Moravia. Exceedingly rare A.L.S. "Mathias' as King, 1p. sm. folio, Linz, Jan. 29, 1588 in German Untranslated, but apparently a personal letter to a friend concerninga legal matter. Very good condition.