Biodiversity Heritage Library - The archives are home to curated collections with books from Charles Darwin's personal collectionto field diaries from explorations of Antarctica.
CIA's Freedom of Information Act Electronic Reading Room -The online collection including more than 50 years ofCIA information on UFOs and a collection dedicated to the oldest classified documents in the US. Connecticut State Library - A digital collections feature materials from the State Library, the Museum of Connecticut History, and the Connecticut State Archives. Digital Public Library of America- An online collection of over 36 million free digital materials from libraries, archives and museums.
Nautical Archaeology Digital Library - The library, a collaboration of Texas A&M University and ShipLAB, contains searchable shipwreck databases and ancient ship models.