Progression von Winkelgruppen | 1968 Oil on linen | 48x48cm. Richard Paul Lohse | Zürich | Swiss | 1902-1988 +INFO | www.lohse.ch
![](https://www.geometricae.com/wp-content/uploads/2020/03/87569843_2693633514200369_4423435690583261184_o-640x635.jpg)
Progression von Winkelgruppen | 1968 Oil on linen | 48x48cm. Richard Paul Lohse | Zürich | Swiss | 1902-1988 +INFO | www.lohse.ch