S-S-I Montross Duke: Production Power to the Third Degree
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14 Frederick iv duke of schleswig holstein gottorp Images: PICRYL - Public Domain Media Search Engine Public Domain Search
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Charles Frederick, Duke of Holstein-Gottorp - Wikipedia
Duke of Holstein-Gottorp - Wikipedia
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David von Krafft | Karl Fredrik, Duke of Holstein-Gottorp as child (1700-1739) | MutualArt
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