Ask the Chatbot Games & Quizzes History & Society Science & Tech Biographies Animals & Nature Geography & Travel Arts & Culture ProCon Money Videos
Encyclopædia Britannica
References & Edit History Related Topics
Images
editions of the Encyclopædia Britannica Andrew Bell first edition of the Encyclopædia Britannica Antique illustrated plate from the first edition of Encyclopaedia Britannica showing sixteen labeled diagrams of watch and clock mechanisms, including gears, springs, and assemblies. William Smellie title page of the second edition of the Encyclopædia Britannica James Tytler Portrait of Archibald Constable standing beside a table with books, one hand resting on an open book and the other inside his coat. advertisement for the Encyclopædia Britannica William Robertson Smith
At a Glance
editions of the Encyclopædia Britannica
Encyclopædia Britannica summary
Quizzes
Armed Forces Radio Services broadcaster Jack Brown interviews Humphrey Bogart and Lauren Bacall for broadcast to troops overseas during World War II.
Communications Firsts Quiz
Related Questions
Feedback
Corrections? Updates? Omissions? Let us know if you have suggestions to improve this article (requires login).
Thank you for your feedback

Our editors will review what you’ve submitted and determine whether to revise the article.

External Websites

Encyclopædia Britannica

Written by
Michael Levy
Michael Levy was political science editor (2000-06), executive editor (2006-11), editor of Britannica Blog (2010-11), and director of product content & curriculum (2011-12) at Encyclopaedia Britannica....
Michael LevyAll
Fact-checked by
Britannica Editors
Encyclopaedia Britannica's editors oversee subject areas in which they have extensive knowledge, whether from years of experience gained by working on that content or via study for an advanced degree....
Britannica Editors
Last updated
•History

Three new volumes published in 1926 replaced the 12th edition as a supplement to the 11th edition. The new volumes, together with the reprinted 11th edition, constituted the 13th edition. The new volumes were numbered 29 to 31, the 29th volume of the 11th edition becoming the 32nd volume of the 13th edition. It contained the separate indexes, classified lists of articles, and contributors’ lists to both the 11th and 13th editions. Hooper remained U.S....

Discover the world with Britannica

Subscribe to Continue Reading

Free Trial | No Ads | Exclusive Content
Explore Subscriptions
DNA
Right
Mobile