Author
- Charles IX of France1
- Christianus Joannes de Villabalzana1
- Christophe de Paris1
- Christopher John Davenport1
- Clement VII1
- Coptic Orthodox Church1
- Eastern Orthodox Church1
- Edmund de Dronfeld1
- Emperor Rudolf II1
- Ferdinand II, Archduke of Austria1
- Fernando Paz1
- Francesco Armellini Pantalassi de' Medici1
- Francisco Auzina1
- G. Girardi1
- Galuccio Trevisono Volpe1
- Gaspardus Bremlen1
- Geffrey de Bingham1
- Gemistus Pletho1
- George Martinuzzi1
- Giacomo Filippo Foresti1