Database of bibliographic descriptions of publications on human influence on the environment. Contains scientific articles, government publications and general works on global warming, sustainable agriculture, recycling and renewable energy, among others. Useful for anyone interested in developments around people and the environment.

Archive of the Dutch opinion weekly De Groene Amsterdammer. Contains digitized editions of all issues from 1877 to 1940. Includes articles on a variety of topics, such as politics, society, culture and literature. Resource for journalists, researchers and other interested parties.

Archive of American magazine Harper's Bazaar. Includes all editions from 1867 to the present day, including ads. With topics such as fashion, culture and society. All articles are in colour on the site and are searchable. Includes bibliographic information and the option to download. For historians and other interested parties.

Database of bibliographic descriptions of European hand-printed publications from the period 1455 to 1830. Contains data from the catalogues of various major European and North American research libraries. Database is still being replenished. Interesting for librarians and researchers of the history of printing, among others.

Image bank with 800,000 images from more than 100 Dutch museums, archives and libraries. View paintings, drawings, photographs, sculptures, ceramics, postage stamps, posters and newspaper clippings. Search by subject, creator, or heritage collection, or view different themes, such as ‘War’ and ‘Pop Music’. For those interested in culture or looking for specific images.

International bibliography with over 96,000 titles of books and articles on Western European history from approximately 1500 to 2004. Includes political, social, economic and cultural history. Also contains article summaries, tables of contents and references to reviews. Useful tool from the University of Amsterdam for researchers.

International database of hundreds of scholarly journals in the field of humanities. Read articles, interviews, obituaries and reviews of books, films and musicals, for example. Also offers sources from Asia, Europe, Oceania and Latin America. Indispensable tool for students and teachers.

American index with descriptions of works of art from the early Middle Ages up to the 16th century. Contains images of thousands of religious and secular works from Western Europe and countries such as Syria, Ethiopia and Lebanon. Search by theme, location, maker and style, among other things. For students of medieval culture.

Looking for a nice image from the KB collection? You can download high-quality images free of charge via Wikimedia Commons. From alba amicorum to atlases, from manuscripts to special books.

International Monetary Fund (IMF) online library. Find books, articles, reports and statistics for economic research, among other things. Search for topics such as law, nature or social sciences. Or, for example, by region, language or publication date. Read or download the articles online. For (future) economists.