The Digital Public Library of America or DPLA is a discovery tool for public domain and openly licensed content held by the archives, libraries, museums, and other cultural heritage institutions in the United States.
The Prints and Photographs Online Catalog (PPOC) contains catalog records and digital images representing a rich cross-section of still pictures held by the Prints & Photographs Division and, in some cases, other units of the Library of Congress.
StoryCorps’ mission is to preserve and share humanity’s stories in order to build connections between people and create a more just and compassionate world.
Elephind is a search engine like Google, but is designed specifically for searching historic digitized newspaper collections. It currently searches more than 140 million newspaper items from around the world.