Frederick the GreatW
Frederick the Great
Frederick III, German EmperorW
Frederick III, German Emperor
Frederick William III of PrussiaW
Frederick William III of Prussia
Frederick William IV of PrussiaW
Frederick William IV of Prussia
Louis Ferdinand, Prince of PrussiaW
Louis Ferdinand, Prince of Prussia
Wilhelm II, German EmperorW
Wilhelm II, German Emperor
Wilhelm, German Crown PrinceW
Wilhelm, German Crown Prince