An antique lithographic propaganda poster, Allegory of Denmark and Germany from the referendum of Slesvig and Holstein 1920, designed by Thor Bogelund Jensen, Danish, 1890 to 1959 in connection with the vote and reunification of Denmark and North Schleswig Southern Jutland, 1920. The inscription on the poster, Now Denmark calls its children goodbye forever you German eagle. Thor Bogelund Jensen is a Danish artist who worked primarily with posters. In Denmark he became the pioneer of poster art as a commercial art. Antique European Propaganda Posters, Graphic Art Prints and Collectibles.