Lascaux cave paintings
http://www.lascaux.culture.fr/?lng=en
Hieroglyphics
http://www.ancient-egypt-online.com/ancient-egyptian-hieroglyphics.html
Petroglyphs
http://www.ancestral.com/meaning.html
Ishango Bone
http://afrolegends.com/2013/08/29/the-ishango-bone-craddle-of-mathematics/
Sumerian
http://www.britannica.com/topic/Sumerian-language
Cuneiform
http://www.omniglot.com/writing/sumerian.htm
Phoenician
http://www.ancientscripts.com/phoenician.html
Chinese calligraphy
http://www.metmuseum.org/toah/hd/chcl/hd_chcl.htm
Greek alphabet
http://www.greek-language.com/Alphabet.html
Roman alphabet
http://www.ancientscripts.com/latin.html
Rosetta Stone
Column of Trajan
http://www.nationalgeographic.com/trajan-column/
Book of Kells
http://www.tcd.ie/Library/manuscripts/book-of-kells.php
Leaf from a Beatus Manuscript: the Fourth Angel Sounds the Trumpet and an Eagle Cries Woe
http://www.metmuseum.org/collection/the-collection-online/search/466204
Labors of the Months from the Très Riches Heures
http://publicdomainreview.org/collections/labors-of-the-months-from-the-tres-riches-heures/
http://visual.ly/history-typography