Hilma af Klint - Group IX SUW No. 17 The Swan No. 17

Group IX SUW No. 17 The Swan No. 17 by Hilma af Klint, 1915. 

Hilma af Klint was a Swedish artist and mystic whose paintings were amongst the first abstract art. She belonged to a group called 'The Five' and the paintings or diagrams were a visual representation of complex philosophical ideas.