Post Script

http://www.cs.indiana.edu/docproject/programming/postscript/postscript.tar.gz

http://www.geocities.com/SiliconValley/5682/postscript.html

http://www.geocities.com/SiliconValley/5682/Programming.html

http://atrey.karlin.mff.cuni.cz/~milanek/PostScript/Reference/

http://www.rightbrain.com/download/books/ThinkingInPostScript.pdf

http://www.rightbrain.com/pages/books.html

http://cgm.cs.mcgill.ca/~luc/postscript.html