HEROINES OF HISTORY--LAURA. WRITTEN FOR THE INTERNATIONAL MONTHLY, VOLUME 4, NO. 4, NOVEMBER 1, 1851. No. IV. THE GREAT EXHIBITION OF THE SECRET POLICE. ] [Illustration: 2. ALEXANDER NYÁRI. ] [Illustration: 2. OTTO KORVIN _alias_ KLEIN. ] [Illustration: 3. ERNEST BAUMGARTEN. ] [Illustration: JOSEPH PECZKAI. ONE OF.