Composition in black and white. Contour lines, shaded and scraped. Composition representing trombonist, sitting in front, occupying almost the entire support area against shaded background, seeing themselves also a cat lying. The musician wears hat, has indicated facial features, suit and short barrel boots and elastic. He holds with both hands the instrument that is playing and is sitting on straw seat, looking up underneath it a cat, lying on the legs, almost from the front and with its tail raised.