In addition to the work itself, each edition includes an introduction, explanatory notes, chronology, bibliography, and various appendices. These texts include a wide range of background contextual materials contemporaneous with the work. [adapted from the publisher's website]
Including many works in translation, this series is an "exploratory and eclectic [. . .] mix of fiction and non-fiction from different eras and times and of various sorts." Most of the books include an "introduction by an outstanding writer, scholar, or critic of our day."