Plate Number 491. A, B: Hammering at an anvil. C: Using a hatchet. D: Sawing a board

This is a photograph of a grid containing multiple small images depicting stages of a person's movement. The subject is shown performing manual labor tasks with tools in various poses. The background is plain. The sequence captures detailed nuances of the body's motion and muscle dynamics. The setup suggests a scientific exploration of human movement, focusing on anatomy and physical action.