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Use the search feature and put in "old" and "laptop" and see what comes up. There are many threads here asking that
Also, I would say that Redhat 7.1, or 7.3 would work well on your laptop. May even want to try Redhat 6.2. An old version of Mandrake may work well too. Go to
www.distrowatch.com and check out some of the info there.
If I was building your laptop I would load Slackware Linux on it. Maybe version 8.0....but that's me
You can also check out our reviews section by clicking on the "reviews" button at the upper right part of the site.
To download CD's (if you have a high speed connection) try this out:
www.linuxiso.org
To purchase CHEAP Linux CD's try this out:
http://www.edmunds-enterprises.com/linux/