Environment
gs870w32.exe, download from http://sourceforge.net/projects/ghostscript/
My program code and output
Useful tutorial
http://csc.ocean-pioneer.com/docum/csc_postscript.html
http://www-cdf.fnal.gov/offline/PostScript/BLUEBOOK.PDF
http://www.tailrecursive.org/postscript/postscript.html
A First Guide to PostScript
Peter Weingartner
24 February, 2006