This is a pencil-on-paper caricature of singer <a href="https://en.wikipedia.org/wiki/Johann_Michael_Vogl" class="extiw" title="w:Johann Michael Vogl">Johann Michael Vogl</a> (left) and composer <a href="//commons.wikimedia.org/wiki/Franz_Schubert" title="Franz Schubert">Franz Schubert</a> (right).  The caption (in German) reads: Michael Vogl and Franz Schubert go out for battle and victory
attributed to Franz Schober
circa 1825 <div style="display: none;">date QS:P,+1825-00-00T00:00:00Z/9,P1480,Q5727902</div>
Österreichische Nationalbibliothek, Inventarnummer PORT_00001997_01, bildarchivaustria.at #<a rel="nofollow" class="external text" href="https://onb.digital/result/10DCE861">10DCE861</a>