Cloud Study (Early Evening)

5″×7″ 8″×10″ 11″×14″ 12″×18″ 16″×20″ 18″×24″ 20″×30″ 24″×36″ 20″×24″ 24″×32″ 28″×40″ 30″×60″ 32″×48″ 40″×60″