Digest Book 20 with an English translation, and a essay on the Law of mortgage in the Roman law by T. C. Jackson. This book, "Digest Book 20", by Justinian I Emperor of the East, is a replication of a book originally published before 1908. It has been restored by human beings, page by page, so that you may enjoy it in a form as close to the original as possible. This book was created using print-on-demand technology. Thank you for supporting classic literature.