A locomotive engine steams toward the camera on its barely visible tracks, wearing a billowing black cloud of smoke like a plumed hat. The criss-crossing lines of tracks beside it snake off toward the horizon, and the telephone poles at left appear to be making the same march. Alfred Stieglitz's composition is a treatise on the importance of the machine in the modern Industrial Age. The title of the photograph, The Hand of Man, sets up a comparison between the machine that is depicted and the human artistic impulse that created the image.