Cambridge Collections Online
Cambridge University Press.
Available online. (W&L subscription)
Based on the Cambridge Companions series, this ever-growing database currently contains over 2,000 essays offering "introductions to major writers, artists, philosophers, topics and periods." It includes the contents of over 290 volumes in the Cambridge Companions series in Literature, Classics, Philosophy, Religion, and Culture.
Links will be maintained in several locations in the library Web site, including here.