Observationes anatomicae, ex cadaveribus eorum, quos sustulit apoplexia.

Wepfer showed apoplexy to be a result of hemorrhage into the brain. He described four cases, with clinical and post mortem findings. He preceded Willis (No. 1378) in describing the “circle of Willis”. Partial English translation in Ruskin, Classics in arterial hypertension (1956). Digital facsimile of the 1675 edition from Google Books at this link.