Curtain Knob

Curtain Knob by an unknown artist. Two metal curtain knobs are shown. The one on the left is a dark-colored metal with a screw protruding from it. It has a flower-shaped design with rounded petals. The knob is positioned with the screw facing left. The second knob is positioned with the front facing forward. It has a similar flower shape but with a light-colored metal and a dark center. The light-colored metal knob also has rounded petals and a dark circle in the middle. The background of the image is white. There is a small ruler and a label that reads "THE METROPOLITAN MUSEUM OF ART".