An Appraiser Looks at Two American Landscape Paintings on the Antique Roadshow May, 22, 2012 Posted on May 22, 2012 by rosebud So what insights did David McCarron have for two American landscape paintings? Do you have one in your attic? Watch Coming Monday, May 28, at 8/7C, Jackpot! on PBS. See more from Antiques Roadshow.