Plotting, not idling November 28, 2019 RWhitcomb-editor “Two Idlers” (detail), by Robert Frederick Blum (1857-1903), in the show “For America: Paintings from the National Academy of Design,’’ in New York, at the New Britain (Conn.) Museum of American Art through Jan. 26.(This image courtesy of the American Federation of Arts.)The show features artist members of the National Academy of Design, such as Thomas Eakins, Winslow Homer and Andrew Wyeth, along with masterworks from genres of art such as the Hudson River School and American Impressionism. The New Britain Knitting Co. factory shown in this set of directions for washing some of its products, about 1915. For many decades the city was a major manufacturing center.