In one of the most iconic 20th century paintings in American art, this man painted his polio-stricken neighbor reaching for a house in the distance.
In one of this artist's later paintings, a tree seems to hold onto a pole for use as the title Walking Stick. One of this artist's scenes of a familiar couple shows an old woman with a white hat looking forward at her husband, who stares off as he holds up a rifle with his arm. A boy wearing a heavy winter-coat walks down a hillside in this artist's painting Winter, 1946, which is set by the same place this man's (*) father, the illustrator of many works like Treasure Island, died in a car crash. This artist painted his neighbor Karl Kuerner's caregiver, the German model Helga Testorf, over two-hundred times. In one of the most iconic 20th century paintings in American art, this man painted his polio-stricken neighbor reaching for a house in the distance. For 10 points, name this artist of Christina's World. 
In one of this artist's later paintings, a tree seems to hold onto a pole for use as the title Walking Stick.
Andrew Newell Wyeth 