| AGF Library | | Contains mainly religious and mythological books and texts with some multimedia files, using a bulletin board format. |
| American Journeys | | A digital library of more than 18,000 pages of eyewitness accounts of North American exploration. A collaboration between the Wisconsin Historical Society and National History Day. |
| American Memory | | Site hosted by the Library of Congress as a gateway to online collections of the history and culture of the United States, totaling more than 7 million digital items. |
| Atmopsheric Visualization Collection | | Atmospheric data collection focusing on data from the Atmospheric Radiation Measurement (ARM) program's Southern Great Plains (SGP) site, provided by the National Science Digital Library. The site includes an image archive and educational support material. |
| Bibliotheca Universalis | | Portal to major works of worldwide cultural and scientific heritage comprising text, images and sound, at the disposal of the general public using communication and information technology. |
| California Digital Library (CDL) | | Provides access to scholarly materials, databases of journal article abstracts and citations, electronic journals, publishing tools, and reference databases for the University of California. The CDL also builds collections and provides public access to cultural heritage materials though a variety of innovative programs. |
| Canada's Digital Collections | | Collections include over 600 web sites covering Canadian history, geography, science, technology and culture, ranging from national treasures to local history. The site features educational resources, such as curriculum units, classroom activities, quizzes and games. Also available in French. |
| Celtic Digital Library | | Contains digital links, artwork and information about the Celtic society from 400 B.C to 1500 A.D and Celtic Reconstruction of today. |
| Center for Retrospective Digitization | | Access to the digital collections at the Lower Saxony State and University Library Gttingen, Germany, including the Gutenberg Bible, travel literature and North Americana from the 18th and 19th centuries, DIEPER (Digitized European Periodicals), historical mathematics materials, and Goethe illustrations. |
| CHILDE Project | | Children's Historical Literature Disseminated throughout Europe is a project, funded under the European Commission's Culture 2000 programme, which has created a collection of images from early children's books. |
| CiteSeer: The NEC Research Institute Scientific Literature Digital Library | | Aims to improve the dissemination and feedback of scientific literature, and to provide improvements in functionality, usability, availability, cost, comprehensiveness, efficiency, and timeliness. Rather than creating just another digital library, CiteSeer provides algorithms, techniques, and software that can be used in other digital libraries. CiteSeer indexes Postscript and PDF research articles on the Web, and provides a number of special features. |
| Colorado Digitization Project | | A collaborative initiative to provide access to the unique collections of Colorado's archives, historical societies, libraries, and museums. |
| Digital Archive for Chinese Studies (DACHS) | | Based at the Institute of Chinese Studies at the University of Heidelberg (Germany), the collection includes websites, e-journals, films, snapshots of discussion boards, and single documents covering social and political subject matters. | |
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