Constantin Kluge
1912–2003, Russia-born France painter.
http://www.artnet.com/artists/constantin-kluge/
via : https://www.tuttartpitturasculturapoesiamusica.com/2015/10/Constantin-Kluge.html
http://poramoralarte-exposito.blogspot.com/2020/11/constantin-kluge-1912-2003.html
http://poramoralarte-exposito.blogspot.com/2020/11/constantin-kluge-1912-2003_28.html