[213] A Ball-and-Socket Joint
[213] A Hinge Joint
[214] Lengthwise Section of Bone
[214] Cross Section of Bone
[218] The Nervous System
[229] The Position of the Body is an Index to its Health
[230] Imprint of (1) Arched Foot and (2) Flat Foot
[231] The Result of Wearing a Fashionable Shoe
[234] Callus Formed around a Fracture