At a glance, for example, you would not recognize “The Beach at Scheveningen” (1882) as a Van Gogh. But this plein-air study, documented as his first independently made work, illustrates his experimentation with brush strokes and palette knife. (http://www.wsj.com/articles/a-look-at-the-minnesota-marine-art-museums-firmly-anchored-collection-1470173199)