Gibraltar , by alexander calder , 1936 , sculpture, mobile , Kinetic Art style , from SHIFT TO ABSTRACTION: 1930–1936 period
A piece of wood with a hat and a ball on it.
A piece of artwork is displayed against a white background. The artwork consists of a piece of wood that looks like a mountain or a rock. There is a wooden hat on top of the mountain. There are two strings that are attached to the hat. One of the strings is a crescent moon and the other is a red ball. The ball is white and round.