Keywords: Max von Pettenkofer4.jpg en Max Joseph Pettenkofer ennobled in 1883 as Max Joseph von Pettenkofer 3 December 1818 “10 February 1901 http //ihm nlm nih gov/images/B21156 author ~ 1898 The National Library of Medicine believes this item to be in the public domain PD-old Max von Pettenkofer 1898 |