Free Woodworking Plans:
http://www.google.com/search?q=free+woodworking+plans - Search Google for free woodworking plans.
Here is a list of other sites that have free woodworking plans that I found via the above Google link:
http://www.freewoodworkingplan.com/ - Has links to many other sites with woodworking plans. Click on search and type in what you are looking for.
http://absolutelyfreeplans.com/ - Also has links to lots of plans, but not as easy to search as the freewoodworkingplan.com
http://www.woodprojects.com/ - Some free, some not free. Worth looking at.
http://www.contrib.andrew.cmu.edu/~flip/plans.html - Woodworking Plan sites gathered from the Usenet news group rec.woodworking.
http://www.freeww.com/ - More plans ...