Plate, aorta, cerebral falx, and bone between ventricles of heart by unknown artist The first figure shows an aorta of a woman who died of dropsy; the second figure is of a bone from the cerebral falx of a man who died of violent headaches; and the third figure shows a bone from between the ventricles of the heart of a man. These drawings were published as figures 1-3 in Plate IV. Another version of these images can be found in RBO/9/307a. Subject: Anatomy Published in Philosophical Transactions as 'Some anatomical observations'. Read to the Royal Society on 15 January 1712. [1712]