Writer Georg Büchner's dissertation on the common barbel (fish), Barbus barbus, "Mémoire sur le Système Nerveux du Barbeaux (Cyprinus barbus L.)" is published in Paris and Strasbourg. In October, after receiving his doctorate, he is appointed by the University of Zurich as a lecturer in anatomy.
^Marsh, J. (1836). "Account of a method of separating small quantities of arsenic from substances with which it may be mixed". Edinburgh New Philosophical Journal. 21: 229–236.
^"János Irinyi". Hungarian Patent Office. Archived from the original on 2010-03-04. Retrieved 2008-03-18.