Alexander Henderson contributed to which compendium, written by about 100 full-time editors and 4,000 contributors at current?
Encyclopædia Britannica The Encyclopædia Britannica (Latin for "British Encyclopaedia"), published by Encyclopædia Britannica, Inc., is a general knowledge English-language encyclopaedia. It is written by about 100 full-time editors and more than 4,000 contributors, who have included 110 Nobel Prize winners and five American presidents. The 2010 version of the 15th edition, which spans 32 volumes and 32,640 pages, was the last printed edition; digital content and distribution has continued since then.
Webster's Third New International Dictionary Webster's Third New International Dictionary of the English Language, Unabridged (commonly known as "Webster's Third", or "W3") was published in September 1961. It was edited by Philip Babcock Gove and a team of lexicographers who spent 757 editor-years and $3.5 million. It contained more than 450,000 entries, including more than 100,000 new entries and as many new senses for entries carried over from previous editions.