Page from the Ten Bamboo Studio Manual of Painting and Calligraphy

Beige-colored rectangular paper with darker beige and gray stains and darker gray shading. A large irregularly shaped dark gray area is on the center and right. A dark vertical line runs through the middle. Several small scattered dark gray spots are on the upper and lower left. A red square mark with characters inside is on the lower right corner. Black scribbles are on the bottom and left of the gray area.