I was recently made aware of a fascinating text from the pontificate of Pope Sixtus IV (1471-1484) with import to the infallibility of canonizations. The text in question is the 1482 Superna caelestis, the canonization bull for St. Bonaventure.
[Feb. 12, 2023] When Peter Kwasniewski's The Once and Future Roman Ritewas announced (TAN Books, 2022), I was a little confused. Angelico Press had only recently published Reclaiming Our Roman Catholic Birthright (2020), a fantastic apologetic for the Traditional Latin Mass. I wrote a review of Reclaiming Our Roman Catholic Birthright on Unam Sancam Catholicam, describing it thus: