Contained in this volume are books by Aristotle on the subject of logic or as the author would describe it, analytics. "Prior Analytics and Posterior Analytics" are collected here in this volume translated by A. J. Jenkinson and G. R. G. Mure. This volume together with "Categories, On Interpretation, and On Sophistical Refutations", and "Topics" forms the "Organon" or complete books of Aristotelian logic. Students of classical philosophy and literature will find this volume of much interest.