Courbet La source de la Loire, Gustave Courbet, before 1878
La source de la loire, painting by gustave courbet. Jean désiré gustave courbet (10 june 1819 – 31 december 1877) was a french painter who led the realism movement in 19th-century french painting. Committed to painting only what he could see, he rejected academic convention and the romanticism of the previous generation of visual artists. Date: before 1878.