This post is a basic timeline of encyclopedias. There are 30 encyclopedias listed below chronologically. Source: Wikipedia
- Nine Books of Disciplines - Marus Terentius Varro (1st century BC)
- Naturalis Historia - Pliny the Elder (77 AD)
- Brihat Samhita - Varahamihira (6th century AD)
- Etymologiae - Isidore of Seville (600 AD)
- Bibliotheca - Photius (9th century AD)
- De Universo - Rabanus Maurus (830 AD)
- Suda - Byzantine scholars (10th century AD)
- Encyclopedia of the Brethren of Purity - Iraq (10th century AD)
- Four Great Books of Song - China (11th century AD)
- De Proprietatibus Rerum - Bartholomew of England (1240)
- Speculum Maius - Vincent of Beauvais (1260)
- Yongle Encyclopedia - China (1408)
- Nuremberg Chronicle - Hartmann Schedel (1493)
- Margartia Philosphica - Gregor Reisch (1503)
- Pseudodoxia Epidemica - Thomas Browne (1646)
- Lexicon Technicum - John Harris (1708)
- Cyclopaedia - Ephraim Chambers (1728)
- Encyclopedie - Denis Diderot and Jean le Rond d'Alembert (1751)
- Encyclopedia Britannica - Colin Macfarquhar and Andrew Bell (1768)
- Brockhaus Enzykopadie - Renatus Lobel and Christian Franke (1796)
- Edinburgh Encyclopedia - William Blackwood and David Brewster (1808)
- Penny Cyclopaedia - Charles Knight and Penny Magazine (1833)
- Chamber's Encyclopedia - William Chambers and Robert Chambers (1859)
- Brockhaus and Efron Encyclopedic Dictionary - Brockhaus-Efron (1890)
- Wagnalls Standard Encyclopedia - Funk & Wagnalls (1912)
- World Book - Hanson-Roach-Fowler Company (1917)
- Harmsworth's Universal Encyclopedia - John Hammerton (1921)
- Microsoft Encarta - Microsoft (1993)
- Wikipedia - Wikimedia Foundation (2001)
- Baidu Baike - Baidu (2006)