American Libraries is now FREE: http://site.ebrary.com/lib/ala
It is hosted on the ebrary platform, so you need to install the ebrary reader. Issues back to January 2003 are available. Another publisher who sees that giving away content doesn’t mean the end of revenue. Of course, most of ALA’s revenue comes from memberships and conferences anyway.
I think ALA (well, maybe ACRL is the culprit) has been a bit behind the times as far as offering full-text access to their publications. Link revolver hell! But this is a good step.