Who Is Rudolf Koller? Rudolf Koller (Swiss, 1828-1905) is considered one of Switzerland’s finest animal painters associated with a realist and classicist style, and also with  Düsseldorf school of painting.[2] Koller’s style is similar to that of the realist painters Gustave Courbet and Jean-Baptiste-Camille Corot. Click for Enlarged Image Slideshow best viewed At Sunnyside   … Continue reading Rudolf Koller: Outing on the Forest’s Edge