Although John Marin (1870-1953) was regarded as one of America’s most important painters at the time of his death, scholarship and museum exhibitions to date have focused on his early work coloring popular understanding of his life’s work. Featuring approximately 60 paintings, drawings, and watercolors, John Marin: Modernism at Midcentury, on view June 23 through October 10, 2011 at the Portland Museum of Art, will concentrate on the late period of John Marin’s career between 1933 and 1953. ...