Site states the subscription service is currently unavailable. It appears the publisher plans to charge for it when it is available. This is the official directory of the U.S. Congress. Encarta Online Concise Encyclopedia Microsoft offers this abridged version Encarta Deluxe Encyclopedia. The abridged version includes 16,000 articles as well as photos, maps, charts and tables.
Researchers enter keywords in a left-hand frame to see a list of matching titles and articles.
Clicking on a match then produces a brief article in the right-hand frame. At the top of the right frame a link for a periodical search appears. Clicking on it automatically retrieves a citation list of articles matching the topic. Some of the citations have abstracts which researchers may review online free of charge. Subscribers to Encarta Deluxe Encyclopedia may log in and read the full-text of any retrieved article.