1930–1940
Willy Zielke, 1935
Willy Zielke, 1930
Willy Zielke, 1931
Willy Zielke, 1934
Willy Zielke, 1929
Willy Zielke, 1923
Willy Zielke, 1932
![[Hand adjusting knob on control board]](https://media.getty.edu/iiif/image/32882477-c8ff-4341-9441-591fe25f40a2/full/843,/0/default.jpg)
![[Work from the "Glas" series]](https://media.getty.edu/iiif/image/72668a46-88f6-4cf9-b532-a6eafcfadbf9/full/843,/0/default.jpg)
![[Abstract composition]](https://media.getty.edu/iiif/image/cf063f9f-1c35-4612-bd14-d12f15e891ca/full/843,/0/default.jpg)
![[Two nudes]](https://media.getty.edu/iiif/image/31a9915c-01ef-49f9-b41c-6010e2a24492/full/843,/0/default.jpg)
![[Pyramid]](https://media.getty.edu/iiif/image/17535e77-628d-4a5a-9835-c4869bfc3b26/full/843,/0/default.jpg)