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, Inc. landmark set "Great Books of the Western World", a 54-volume set of the "great books" of Western culture. Publishing rights to "Compton's Encyclopedia" were acquired by Encyclopædia Britannica, Inc. in 1961. Merriam-Webster Inc. has been a subsidiary of Encyclopædia Britannica Inc. since 1964. On March 9, 1976 the U.S. Federal Trade Commission entered an opinion and order enjoining Encyclopædia Britannica, Inc. from using a) deceptive advertising practices in recruiting sales agents and obtaining sales leads, and b) deceptive sales practices in the door-to-door presentations of its sales agents. Jacqui Safra gained ownership in 1996. Under Safra's ownership the company has