Collections by theme Alpinism Collection Royal Netherlands Alpine Association, KNAV) Bridge Cridge collection of approximately 4,100 books, periodicals and pieces of documentation Chess and draughts collection The chess and draughts collection consists of ca. 30.000 titles Cookery books The collection grew out of a bequest from the Werumeus Buning estate received in 1960 Cricket The collection was given on loan to the KB in 1941 and comprises approximately 1,200 books. French protestantism (Roobol-collection) French protestatntism from the 16th to the 20th century| Hegel - Bolland Collection about Hegel and hegelianism Falconry The KB owes its falconry collection to a donation from the estate of Profession AEH Swaen, made in 1948. Occultism Apart from an older section on witchcraft, the collection was gradually built up after c. 1900. Parapsychology The collection has been built up since c.1900 and augmented by bequests from RA Reddingius (1939) and G Zorab (1990) Spinoza Since its inception, the KB has been acquiring material by and about Benedict de Spinoza.