# In Suprema Petri Apostoli Sede

> Ducument by Pope Pius IX

**Wikidata**: [Q1660770](https://www.wikidata.org/wiki/Q1660770)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/In_Suprema_Petri_Apostoli_Sede)  
**Source**: https://4ort.xyz/entity/in-suprema-petri-apostoli-sede