Bust portrait of Ottavio Farnese, shown in profile within a niche, surrounded by an ornamented cartouche

Bust portrait of Ferdinando Francesco de Avalos, marquis of Pescara, in an oval ornamented frame

Nicolò Nelli

A mid-bust portrait of Emperor Ferdinand II, within an oval frame, surrounded by armor

Stefano della Bella

Portrait of Giovanni de' Medici facing right within an elaborate cartouche flanked by Victory at the left and Mars at right, winged figures holding Medici coat of arms top center

Enea Vico, Pietro de' Nobili, Antonio Lafreri, Giovanni de' Medici

Portrait of Francesco de' Medici

Stefano della Bella

Portrait of William of Orange

Hendrick Goltzius

Frederick II, King of Denmark and Norway

Hendrick Goltzius

A portrait of Francesco de' Medici, within an oval frame, decorated with military equipment, battle scenes at bottom left and right outside of frame

Stefano della Bella

Francesco de Medici, Prince of Tuscany

Stefano della Bella

Emperor Charles V

Anonymous, After Enea Vico, Charles V, Holy Roman Emperor

Portrait of Francesco de' Medici

Jacques Callot, Francesco de' Medici, Grand Duke of Tuscany

Gaspard de Coligny, Admiral of France

Jost Amman

René de Laudonnière

Crispijn van de Passe, I