This book is a translation of the Commentaries and Rules of Ulpian, a prominent Roman jurist of the 3rd century. Ulpian's work is considered one of the foundational texts of Roman law, and this translation makes it accessible to modern readers. The book is a valuable resource for students and scholars of law, as well as anyone interested in the history and development of legal systems. 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. Scholars believe, and we concur, that this work is important enough to be preserved, reproduced, and made generally available to the public. We appreciate your support of the preservation process, and thank you for being an important part of keeping this knowledge alive and relevant.