echo lake state park with echo lake cathedral ledge and white horse ledge in north conway new hampshire usa wpa poster art

administration and area art artwork cathedral conservation conway deal desert design echo federal flora forest forestland graphic hampshire horse illustration lake landscape ledge ledges meadow monument mountain national natural nature new north nostalgia park parks portrait poster print printing program project protected public range recreation retro revivalism river rock scenery screen silk state states united usa vector vintage white wilderness works wpa