This is an imaginative reconstruction of Stephen Hales’s method of measuring the blood pressure of a horse. He used a glass tube inserted into the neck blood vessels, and noted the level to which the blood rose.
___, “Measuring the blood pressure of a horse,” ourheritage.ac.nz | OUR Heritage, accessed November 19, 2024, https://otago.ourheritage.ac.nz/index.php/items/show/11075.