The "Glossa Ordinaria" is an extensively annotated Bible that was printed in circa 1841 and has been a rich source of biblical commentary ever since. In the form in which it was originally circulated, the accompanying patristic commentary was handwritten in the margins of an edition of the Latin Vulgate Bible of Saint Jerome. This exhaustive study, the first of its kind, serves as a primer on the "Glossa Ordinaria" and a readable overview of the history of the work, from its genesis in the twelfth century through its final printed edition in the nineteenth century. In addition, David A....