Detailed information about the institution's services, exhibitions, collections, research and education activities, and recent events. Site also provides access to online catalogues and databases. Located in London.

Part of the United States Department of Agriculture's Agricultural Research Service, the NAL serves as the nation's chief information resource for agricultural information. Site provides information about the library's catalogs, collections, information centers, and services. Located in Beltsville, Maryland.

Sponsored by the National Institutes of Health; offers access to consumer, patient, and physician information, including Medline. Located in Bethesda, Maryland.

Provides details about the library's history, structure, services, catalogs, current projects, and a section pertaining to the National Treasures hosted by the institution. Part of the site is displayed in Italian.