Karl Ernst Osthaus

Karl Ernst Osthaus (15 April 1874, in Hagen – 25 March 1921, in Merano) was an important German patron of avant-garde art and architecture.^[1]^[2]

^ europeancollections (2021-03-25). "Karl Ernst Osthaus – Champion of Modernism". Retrieved 2021-04-03.
^ Schulte, B. (2009-11-01). "Karl Ernst Osthaus, Folkwang and the 'Hagener Impuls': Transcending the walls of the museum". Journal of the History of Collections. 21 (2): 213–220. doi:10.1093/jhc/fhp028. ISSN 0954-6650.

[1] uropeancollections (2021-03-25). "Karl Ernst Osthaus – Champion of Modernism". Retrieved 2021-04-03.

[Schulte-2] Schulte, B. (2009-11-01). "Karl Ernst Osthaus, Folkwang and the 'Hagener Impuls': Transcending the walls of the museum". Journal of the History of Collections. 21 (2): 213–220. doi:10.1093/jhc/fhp028. ISSN 0954-6650.

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