The Armadillo's Pillow Bookstore offers a wide selection of literature, with a lot of vintage ones. They also sell local arts and crafts.
The Old Magazine Store is full to the brim with all kinds of old publications - from magazines, newspapers, poster, et. al.
After-Words simply took my breath away with its wide spaces and the diverse selection of brand new and used books located in their cozy basement. Check out their fully-stacked shelves in this blog post.