There are also many more free Baen books available from the Baen CDs, which you can download online copies of from:
http://baencd.thefifthimperium.com/
There are 111 different books from the Baen Free Library, and 183 from the Baen CDs. There are some Baen Free Library books that aren't on the CDs, so all totaled there are some 200+ science fiction and fantasy freebies out there from Baen alone.