The image shows an engraving of a man standing next to a bull, with a machine in the background.
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The image shows an engraving of a man standing next to a bull, with a machine in the background. The man is wearing a long coat and a hat, and the bull is standing on its hind legs. The machine appears to be a pendulum, with its arms outstretched and its head tilted back. The text at the bottom of the image reads " pendulum".