WorldCat Discovery is a search engine that searches the KB collection and collections of other libraries worldwide. Provides access to more than 1.8 billion digital and physical resources. Search all titles or just those of the KB. For anyone looking for the availability of a title.

Find information on political science and international relations, from 1975 to the present day. Also includes resources on related areas, such as international law and public administration and policy. Provides summaries of journal articles, books, dissertations and more. Resource for anyone interested in international politics.

Digital dictionary with more than 120,000 words from the Nieuwfries language. Covers the period between 1800 and 1975 and provides comprehensive information about each word, including its pronunciation, meaning, origin and inflections. A handy tool for anyone who is looking for the Frisian form of a Dutch word or vice versa.

Get access to digital copies of all printed works from Germany from the 15th century to the present day. Search by year, title or author, or even the name of a printer, a chapter title, or the place where a publication is printed. Useful search tool for anyone interested in the German written word.

More than 4,550 editions of the American opinion magazine The New Republic from 1914 to June 2020. Includes articles on a variety of topics, such as art, culture and politics. Interesting for those who want to delve into issues surrounding American politics and culture.

Archive of the New York Times daily with digitized editions of all issues from 1851 to 2014. Read articles on a variety of topics, such as politics, society, culture and literature to get a unique look into the history of America. Resource for genealogists, researchers, scientists and scholars.