IntelliCAD offers a Free Download of an EVALUATION COPY IntelliCAD 4 Standard version, plus the User's Manual in Acrobat PDF. IntelliCAD's native file format is DWG, which allows you to open existing AutoCAD file. The current version of IntelliCAD 4 is good until December 31, 2003.
Here is the link.
http://www.cadopia.com/products/icadStandard.asp
AutoDesk offers a free CAD viewing package called Volo View Express, which allows you to view or print a CAD drawing as well as make your own mark-ups.
Here is the link.
http://usa.autodesk.com/adsk/servlet...3112&id=837403
Alan