https://www.valocchi.it/ilmarengo/vaticano/giovannipaolo1/welcome.html
Pope John Paul I coins
Catalogue of Pope John Paul I coins, with history, images, and characteristics.
pope john paul icoins
https://uknight.org/CouncilSite/index.asp?CNO=7165&DATE=12/20/2025
John Paul I Council #7165
john paul icouncil