High Quality Content by WIKIPEDIA articles! Jan Willem Eduard Buijs, sometimes written Jan Buys (Surakarta, 26 August 1889 – The Hague, 19 October 1961) was a Dutch architect, best known for his De Volharding Building. His works include manufacturing, commercial, residential and municipal buildings. Stylistically, they usually combine New Objectivist and De Stijl features, and in his interiors, a Bauhaus approach.