Inter Gravissimas
Establishing the Gregorian Calendar
Read the official textbluewaterarts.com
Original text published before 1931: public domain in the US. Modern English translations (e.g. vatican.va's) may still be under copyright.
Cite this page
This catalogue
Inter Gravissimas (1581). Establishing the Gregorian Calendar. docs.church. https://docs.church/inter-gravissimas
Official citation
Gregory XIII, Inter Gravissimas (24 February 1581). http://www.bluewaterarts.com/calendar/NewInterGravissimas.htm