Painting of a river with a bridge in the background

Aerial view of a field with mountains in the background

Black and white drawing of a man in a suit and hat

Page from a Chinese manuscript with Chinese writing on it

Chinese scroll painting of a landscape with mountains in the background

Black and white drawing of a plant with Chinese writing on it

Black and white drawing of an electric motor on a white background

Black and white drawing of a head of lettuce on a white background

Black and white drawing of a man sitting on a couch