Bible Encyclopedias
Gregory XIII.

The Nuttall Encyclopedia

Born in Bologna; was skilled in canon law; distinguished himself in the Council of Trent, and by his zeal against the Protestants; celebrated the Bartholomew Massacre by public thanksgivings in Rome, and reformed the calendar.

Bibliography Information
Wood, James, ed. Entry for 'Gregory XIII.'. The Nuttall Encyclopedia. https://www.studylight.org/​encyclopedias/​eng/​nut/​g/gregory-xiii.html. Frederick Warne & Co Ltd. London. 1900.