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Gravkapellet på Sønderborg Slot.
People: Friederich Wilhelm von Schleswig-Holstein-Sonderburg-Augustenburg, Herzog
Kongefamilien
People: Friederich Wilhelm von Schleswig-Holstein-Sonderburg-Augustenburg, Herzog
Danmarks førende website om byhistorisk forskning og formidling.
People: Friedrich Christian I von Schleswig-Holstein-Sonderburg-Augustenburg, Herzog