A partially wooded hill range under a sky with small clouds with the last reflection of the setting sun. Date: 1870–80. Dimensions: 17.6 x 28.4 cm (6 15/16 x 11 3/16 in.). Medium: brush and oil on cardboard. Collection: Cooper Hewitt, Smithsonian Design Museum. Drawing, Summer landscape, 1870–80 (CH 18202467)