Keywords: Trepanation - feldbuch-der wundartzney.png Trepanation as described by Hans von Gersdorff in Feldbuch der Wundartzney 1517 Feldbuch der Wundartzney 1517 1517 Hans von Gersdorff scan by Dake 100px PD-old-100 Trepanation in art Historical surgical instruments Feldtbuch der Wundartzney |