Figure 1.
The Ebers Papyrus is one of the most important medical documents from ancient Egypt. It was produced ca 1550 BCE, and is currently housed in the library of the University of Leipzid, Germany. Image is public domain from the National Library of Medicine NIH Archives. https://www.nlm.nih.gov/archive/20120918/hmd/breath/breath_exhibit/MindBodySpirit/IIBa18.html