The Old Barley Mill, on the Brandywine1850 · Brush and wash, graphite on cream-colored paper12.5 × 18.9 cm (4 15/16 × 7 7/16 in.)Cooper Hewitt, Smithsonian Design Museum
Storm King, Northern Entrance to the Highlands, Hudson River1842 · Brush and wash, gouache, graphite on paper mounted to board15.4 × 28.3 cm (6 1/16 × 11 1/8 in.)Cooper Hewitt, Smithsonian Design Museum