Bloodletting chart from a 16th century treatise on surgery by Guy de Chauliac. The woodcut is by Johannes Wechtlin & is dated 1540.

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Photo credit: © Science Photo Library / Alamy / Afripics
License: Licensed
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Keywords: 16th, anatomical, anatomy, black, black--white, bleeding, blood, bloodletting, century, historical, history, image, imagery, letting, medical, medicine, monochrome, people, person, persons, surgery, treatise, treatment, white