Document creation timeline

This will list all 'dates known' of documents and inscriptions being discovered.
==Ancient history==
*second millennium BC Arkalokhori Axe
==Historical period==
*10th century Original text of the Archimedes Palimpsest created.
*13th century Overlaid text of the Archimedes Palimpsest composed.
*1426 A manuscript dating to this year contains a number of scripts including the Alphabetum Kaldeorum
*1897 Alekanovo inscription discovered
*1912 Voynich Manuscript discovered.
*1939 Alexander D'Agapeyeff developed what is now called the D'Agapeyeff cipher.
*March 14, 1952 Copper Scroll discovered.
*1985 AVM Runestone created.
*1988 A Book from the Sky published.
*1996 Markovian Parallax Denigrate messages posted to Usenet. 
*1999 Starving of Saqqara at Concordia University, Quebec, Canada.
*2014 Runologist K Jonas Nordby announced a partial solution to the Jötunvillur inscriptions.
See also Document discovery timeline, Other documents and Voynich Manuscript timeline.
The Wikipedia timeline and list of constructed languages is at 
Category:20th century