There's also Common Lisp: First Contact:
<a href="http://homepage.mac.com/svc/CommonLispFirstContact/index.html" rel="nofollow">http://homepage.mac.com/svc/CommonLispFirstContact/index.htm...</a><p>A very nice 15-page PDF hands-on introduction, in a nice layout optimized for screen-reading on our fancy widescreen displays ;-)