What media did M.C. Escher use?

M.C. Escher primarily used lithography, woodcut, and mezzotint for his artwork. He often created prints that showcased his fascination with mathematical concepts, perspective, and tessellation. Escher's meticulous techniques allowed him to produce intricate and visually compelling images that explore impossible constructions and infinite patterns. His work is characterized by its detailed line work and innovative use of space.