Digital Commonwealth
The Digital Commonwealth website provides access to photographs, manuscripts, books, audio recordings, and other materials of historical interest that have been digitized and made available by libraries, museums, archives, and historical societies from across Massachusetts. This effort is supported by the Boston Public Library through the Library for the Commonwealth program.
HathiTrust
In the HathiTrust Digital Library collection, 18+ million digitized items bring together the collections of more than 60 academic and research libraries from across North America and other countries. Users from around the world use the digital library for their undergraduate and graduate studies, personal research, genealogy, and professional purposes such as law and journalism.
Internet Archive
The Internet Archive is a non-profit library of millions of free texts, movies, software, music, websites, and more.
Library of Congress
The Library of Congress is the largest library in the world, with millions of books, films and video, audio recordings, photographs, newspapers, maps and manuscripts in its collections. Search millions of items in many formats and languages, and explore a growing treasury of digitized materials.