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.
Encyclopædia Britannica Second Edition The "Encyclopædia Britannica" Second Edition (1777–1784) is a 10-volume reference work, an edition of the "Encyclopædia Britannica". It was developed during the encyclopaedia's earliest period as a two-man operation founded by Colin Macfarquhar and Andrew Bell, in Edinburgh, Scotland, and was sold unbound in subscription format over a period of 7 years. Most of the medical and scientific articles, as well as the minor articles, were written by James Tytler. All copperplates were created by Bell.