Classic Reader beats any book closet, as it offers over 3000 unabridged texts of works in the public domain. These texts are primarily from the 19th and early 20th century, but some are older, including many of Shakespeare's works. Many authors' works are accompanied by brief biographies and/or pictures. Search by author or title. After the free registration, you may download the texts.
Black Dog Media
• High School Middle School Elementary School