supposed  Portrait of <a href="//commons.wikimedia.org/wiki/Georg_B%C3%BCchner" title="Georg Büchner">Georg Büchner</a>, dated 1833
(Philipp) August (Joseph) Hoffmann (1807-1883)
1833
High-resolution uncropped original scan (<a href="//commons.wikimedia.org/wiki/File:Philipp_August_Joseph_Hoffmann_(1807_bis_1883)_Georg_B%C3%BCchner_1833_full.jpg" title="File:Philipp August Joseph Hoffmann (1807 bis 1883) Georg Büchner 1833 full.jpg">Image:Philipp August Joseph Hoffmann (1807 bis 1883) Georg Büchner 1833 full.jpg</a>) provided by <a rel="nofollow" class="external text" href="http://www.ndl1.germanistik.uni-wuerzburg.de/mitarbeiter/borgards/">Professor Dr. Roland Borgards</a>, Lehrstuhl für Neuere Deutsche Literaturgeschichte, <a href="https://en.wikipedia.org/wiki/University_of_W%C3%BCrzburg" class="extiw" title="w:University of Würzburg">Universität Würzburg</a>.