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....cela pourrait être proposé aux anti-capitalistes, jusqu’à ce que Google ou Yahoo rachète LibraryThing…effectivement Librarything propose 1 million de couvertures libres : "A million free covers from LibraryThing : A few days ago, just before hitting thirty million books, we hit one million user-uploaded covers. So, we've decided to give them away—to libraries, to bookstores, to everyone. The basics. The process, patterned after the Amazon.com cover service, is simplicity itself: 1. Take an ISBN, like 0545010225 2. Put your Developer Key and the ISBN into a URL 3. Put that in an image tag, like so: 4. And your website, library catalog or bookstore has a cover."