Portrait of Duke Charles Frederick of Holstein-Gottorp (1700-1739), Anonymous - SuperStock
Charles frederick of holstein gottorp hi-res stock photography and images - Alamy
.jpg "Adolphe de Holstein Gottorp et Christine de Hesse - Duke Adolf of Holstein -Gottorp")
Adolphe de Holstein Gottorp et Christine de Hesse - Duke Adolf of Holstein -Gottorp
David von Krafft | Karl Fredrik, Duke of Holstein-Gottorp as child (1700-1739) | MutualArt
Charles Frederick, Duke of Holstein-Gottorp - Wikipedia
File:David Richter d.y. - Charles Frederick, Duke of Holstein-Gottorp - NMB 2138 - Nationalmuseum.jpg - Wikimedia Commons
Portrait of Peter Karl Ulrich, Duke of Holstein-Gottorp, later Tzar Peter III by Georg Khristopher Groot on artnet
File:Royal Monogram of Frederick IV, Duke of Holstein-Gottorp.svg - Wikimedia Commons
Karl Friedrich, Duke of Holstein-Gottorp Stock Photo - Alamy
Friedrich VIII, Duke of Schleswig-Holstein | Unofficial Royalty
Holstein-Gottorp, Georg Ludwig Duke zu - Project Seven Years War
S-S-I Montross Duke: Production Power to the Third Degree
Gustav Adolph (1633-1695), Duke of Mecklenburg-Gustrow
Christian Albert, Duke of Holstein-Gottorp - Wikipedia
Albert, Duke of Schleswig-Holstein | British Royal Family Wiki | Fandom
Frederick III, Duke of Holstein-Gottorp - Wikipedia
Frederick IV (1671-1702), Duke of Holstein-Gottorp, and his spouse Hedvig Sophia (1681–1708), Swedish princess - Wikidata
Adolf, Duke of Holstein-Gottorp - Person - National Portrait Gallery
Charles Frederick, Duke of Holstein-Gottorp - Wikipedia
Duke Christian Albert of Holstein Gottorp and his wife Princess Frederica Amalia of Denmark and Norway - Wikidata
Frederick IV, Duke of Holstein-Gottorp - Wikipedia
Charles Frederick, Duke of Schleswig-Holstein-Gottorp - Wikidata
Duke of Holstein-Gottorp - Wikipedia
