Books
Amazon
Amazon.com carries an enormous selection of books, both new and used. Amazon has scanned the full contents of thousands of books allowing one to search the actual text of a book.
Barnes and Noble
Barnes and Noble has a large selection of books and also offers a search for used and out of print books.
Powell's
Powell's is an independent bookseller based in Portland, Oregon. Powell's City of books is the largest used and new bookstore in the world, and Powell's website offers the full inventory of more than 1.5 million books from Powell's stores and warehouses.
