This Latin-language book contains biographies of the popes who served between the late 9th and 13th centuries CE, as written by their contemporaries. These biographies shed light on the religious and political turmoil of the time, as well as the personalities and accomplishments of the pontiffs themselves. This is an essential resource for anyone interested in medieval history or the history of the Catholic Church.

This work has been selected by scholars as being culturally important, and is part of the knowledge base of civilization as we know it.

This work is in the "public domain in the United States of America, and possibly other nations. Within the United States, you may freely copy and distribute this work, as no entity (individual or corporate) has a copyright on the body of the work.

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