Mütter Museum 'Soap Lady' adipocere specimen

The Mütter Museum, operated by The College of Physicians of Philadelphia, houses a preserved human specimen commonly known as the "Soap Lady," an example of adipocere formation (saponification) discovered in the 19th century. The specimen is part of the museum's medical collections used to illustrate historical and pathological processes and is a noted subject of local and academic interest. The Mütter's exhibits focus on medical oddities and the history of medicine in Philadelphia.