* [http://photos1.blogger.com/blogger/6322/78/1600/018_lg.jpg Photo of Pope John Paul II] kneeling before the [[Holy Door]] of [[St. Peter's Basilica]], carrying a form of the [[Papal ferula]] with a three-barred [[Papal cross]]
* [https://web.archive.org/web/20100520140252/http://www.paradoxplace.com/Church_Stuff/Croziers.htm Photos of Medieval Crosiers from Italy, France, Spain & England]
* [http://www.dieter-philippi.de/en/ecclesiastical-fineries/crozier-bishops-staff-posoch-zezel-pilgrims-staff Photos of the new crozier of Pope Benedict XVI.]
