As a place of remembrance for the First World War in the Netherlands, Huis Doorn has a large collection of books. The collection consists of over 2,000 special books, illustrated magazines, photographs and documents. The knowledge centre also houses the historical library of the last German Kaiser Wilhelm II and the First World library of Museum Huis Doorn. Two study rooms are available for research. These are available to anyone who wants to know more about the First World War.