History & Social
General encyclopedia with 25,000 searchable entries.
Suite of “reference” ebooks arranged by subject: Arts, Biography, Business, Education, Environment, General Reference, History, Information & Publishing, Law, Literature, Medicine, Multicultural Studies, Nation & World, Religion, Science, Social Science, and Technology.
Magazine and journal articles from 2000 publications dating back to 1922. Plus full text from more than 1000 reference books.
Pro- and con- essays on current events topics.