Ellyssa over @ iLibrarian pointed the way to 25 Awesome Beta Research Tools from Libraries Around the World:
If you're tired of using the same old search box on your local library website for research projects, it might be time to broaden your horizons. Try out one of these in-the-works betas sponsored by world-class libraries around the world. From academic libraries like that at MIT or renowned research centers like the Library of Congress, the following beta research tools feature innovative tricks to connect you with the most relevant, valid results on the Internet and in their card catalogs. Melvil Dewey would be proud.