Susanna Phelps Gage Susanna Phelps Gage Susanna Phelps Gage (1857–1915) was an American embryologist and comparative anatomist. She initially worked on the anatomy of small animals and humans, later shifting into neurology to study the embryological development of the brain and the anatomy of the human nervous system. She also developed a new and widely adopted method for making anatomical teaching models out of paper rather than wax. Although Susanna Phelps Gage was a respected embryologist and camparative anatomist, her work was often ignored. Like most other women scientists of the late 19th and early 20th centuries who were married to scientists, Gage's
Anatomical machines with metal wires and nails, and some of them are out of place. At the woman skeleton's feet it was placed a fetus which, according to di Sangro, died together with her mother during birth. It was preserved with exceptional care, complete with placenta and umbilical cord, and it was stolen in the 1990s. Anatomical machines The anatomical machines (Italian: "macchine anatomiche") are a couple of anatomical models reproducing the human circulatory system, exposed in the Cappella Sansevero in Naples. Realised in the second half of the 18th century, they are built on top of a couple of human skeletons,