Heinrich Ludwig Tschech. Frontispiece of Eliasbeth Tschech: "Vom Leben und Tod des Bürgermeisters Tschech." Bern 1849.Based on a daguerrotype of Tschech, which he had made on the day before the attempted assassination of Frederick William IV of Prussia. [Unknown authorUnknown author / http://web23.cletus.kundenserver42.de/html/wp-content/uploads/Tschech.jpg -- Public domain -- http://commons.wikimedia.org/wiki/File:Heinrich Ludwig Tschech.jpg]