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![Cosimo I de' Medici, 1519-1574, Duke of Florence 1537 [obverse], 1537. Creator: Domenico de'Vetri.](https://d21cmcylgnyv91.cloudfront.net/KC7QmwCIzPwLLy4YrfP4udvKMi8=/fit-in/224x/2813576.jpg "Cosimo I de' Medici, 1519-1574, Duke of Florence 1537 [obverse], 1537. Creator: Domenico de'Vetri.")
![Cosimo I de' Medici, 1519-1574, 2nd Duke of Florence 1537, later Grand Duke of Tuscany [obverse], 15 Creator: Domenico Poggini.](https://d21cmcylgnyv91.cloudfront.net/3XQDBzPP6DyTip8pF7oYmoN8liA=/fit-in/224x/2813057.jpg "Cosimo I de' Medici, 1519-1574, 2nd Duke of Florence 1537, later Grand Duke of Tuscany [obverse], 15 Creator: Domenico Poggini.")
![Cosimo I de' Medici, 1519-1574, Duke of Florence 1537 [obverse], 1567. Creator: Pietro Paolo Galeotti.](https://d21cmcylgnyv91.cloudfront.net/J_PJ0py-Ir6fb8il7XgFUzOLoS8=/fit-in/224x/2810813.jpg "Cosimo I de' Medici, 1519-1574, Duke of Florence 1537 [obverse], 1567. Creator: Pietro Paolo Galeotti.")
