The Age of Reason

Vol. II: XIV. Anatomy, Zoology and Physiology: 804.

Codex AtlanticusInventions and EngineeringLeonardo da VinciRenaissance Science

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The Da Vinci Notebooks Remember that to be certain of the point of origin of any muscle, you must pull the sinew from which the muscle springs in such a way as to see that muscle move, and where it is attached to the ligaments of the bones. You will never get any thing but confusion in demonstrating the muscles and their positions, origin, and termination, unless you first make a demonstration of thin muscles after the manner of linen threads; and thus you can represent them, one over another…

Vol. II: XIV. Anatomy, Zoology and Physiology: 804.

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