'As Sosigenes helped with a new calendar for Caesar, C. Clavius helped with this pope's'
Gregory
THE CALENDAR: As Sosigenes helped with a new calendar for Caesar, C. Clavius helped with this popes
As Sosigenes helped with a new calendar for Caesar, C. Clavius helped with this pope's
As Sosigenes helped with a new calendar for Caesar, C. Clavius helped with this pope's
THE CALENDAR
Gregory
THE CALENDAR