These are lateral views of the left hindlimb as well as medial, cranial/dorsal, caudal/plantar and lateral view of the hock displaying components of the musculoskeletal system.
Ellenberger, Wilhelm, Hermann Baum, and Hermann Dittrich. 1898. Handbuch der Anatomie der Tiere für Künstler. Leipzig: Dieterichsche Verlagsbuchhandlung.