LeidenUniversityLibraries is a library founded in 1575 in Leiden, Netherlands. It is regarded as a significant place in the development of European culture:
affiliated with the university are The KITLV or Royal Netherlands Institute of Southeast Asian and Caribbean Studies (founded in 1851), the Leiden Observatory
Retrieved 7 August 2024. "Collection: Matthieu Gérard Jacques Marie Kerbosch archive (KITLV)". LeidenUniversityLibraries. Retrieved 7 August 2024. v t e
OCLC 1182559673. 458 pages. "Johan Theodorus Broekhuijse Archive (KITLV)". LeidenUniversity. Retrieved 22 April 2022.. On Broekhuijse's work as a civil servant