This collection of files is attractive and interesting to examine. Archived Spotlights include the Olympics, black history, and the presidential election. Coming up is a feature on Nobel Prize winners. The Spotlight features are available free of charge to nonsubscribers. During the several weeks that BOL was examined, changes kept occurring.
New articles appear to be added at regular intervals.
There is a file describing what is new and what has been added in recent online versions. As well as making available a wealth of information, this is an aesthetically pleasing site with a clarity and elegance other sites could well emulate. Page layout is consistent, with navigational and identification information easily found and used. The database can be searched in a number of different ways. Search terms can be words, phrases, or questions.