Bookworm

A Bookworm interface for an open library.  " ... Bookworm demonstrates a new way of interacting with the millions of recently digitized library books. The Harvard Cultural Observatory already collaborated with Google Books on the Google ngrams viewer that has data for years. Bookworm doesn't work so closely with Google Books: instead, it uses books in the public domain so you can explore the information we know about a book from many angles at once: genre, author information, publication place, and so on. We're submitting it as part of the Digital Public Library of America's Beta Sprint initiative.... "