Diligentia is a learned society founded in The Hague in 1793. All reigning monarchs of the Netherlands since King William I have been patrons of Diligentia, and many members of the royal family have been honorary members.[1]

An image of Diligentia

References

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  1. ^ van Berkel, Klaas; Albert Van Helden; L. C. Palm (1999). The History of Science in the Netherlands: Survey, Themes and References. Brill Academic Publishers. p. 334. ISBN 978-90-04-10006-0.
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