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
Collier's Encyclopedia average score of 92% for accuracy to "Americana"s 95% and "Britannica"s 92%. In the timeliness category, "Collier's" averaged an 85% to "Americana"s 90% and "Britannica"s 86%. After a more thorough "qualitative" comparison of all three encyclopedias, Kister recommended "Collier's Encyclopedia" primarily on the strength of its writing, presentation and navigation. Collier's Encyclopedia Collier's Encyclopedia (full title: Collier's Encyclopedia with Bibliography and Index) was a United States-based general encyclopedia published by Crowell, Collier and Macmillan. Self-described in its preface as "a scholarly, systematic, continuously revised summary of the knowledge that is most significant to mankind", it was long considered one of