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circa Erster Weltkrieg Geschoss Granate Friedrich Krupp AG Mrser Dicke Bertha Lied Postkarte Fritz Thrner. Diese schlimme Postkarte aus dem Verlag von Fritz Thrner bildpostkarten uniosnabrueck de php album pos Fritz Thrner PDold Postcards of Hannover Fritz Thrner Big Bertha Patriotism in art thcentury songs works in Hannover