The United States Library of Congress just placed 25 million new records online. These records consist mostly of bibliographical data from 1968 to the present. “Bibliographical data” is all the information you would find on a library card in a card catalogue. The data dump contains a lot of information, but it does not include the underlying material. Nevertheless, this is considered a boon for researchers and joins more and more government institutions, including NASA, the American Museum of Natural History and others who have opened their data to the public, free of charge. Let the analysis begin.