Suerat, G., 1882-3, Street Cleaner with Hose, conte crayon drawing (Source: Shikes, R. E., 1969, The Indignant Eye: The Artist as Social Critic in Prints and Drawings from the Fifteenth Century to Picasso, Beacon Press, Boston, p 209)

This powerful statement using a silhoutte of a figure makes use of low key tonality and high contrast.