Encyclopædia Britannica it is scarcely used, and reviewers have recommended that it be dropped from the encyclopaedia. The also has color transparencies of human anatomy and several appendices listing the staff members, advisors, and contributors to all three parts of the Britannica. Taken together, the and comprise roughly 40 million words and 24,000 images. The two-volume index has 2,350 pages, listing the 228,274 topics covered in the "Britannica", together with 474,675 subentries under those topics. The "Britannica" generally prefers British spelling over American; for example, it uses "colour" (not "color"), "centre" (not "center"), and "encyclopaedia" (not "encyclopedia"). However, there are exceptions to
Encyclopædia Britannica Britannica" is aimed at children ages six to 12, and the "Britannica Discovery Library" is for children aged three to six (issued 1974 to 1991). There have been and are several abridged "Britannica" encyclopaedias. The single-volume "Britannica Concise Encyclopædia" has 28,000 short articles condensing the larger 32-volume "Britannica"; there are authorized translations in languages such as Chinese and Vietnamese. "Compton's by Britannica", first published in 2007, incorporating the former "Compton's Encyclopedia", is aimed at 10- to 17-year-olds and consists of 26 volumes and 11,000 pages. Since 1938, Encyclopædia Britannica, Inc. has published annually a "Book of the Year" covering the