<a href="//commons.wikimedia.org/wiki/Category:Albert_Hinrich_Hussmann" title="Category:Albert Hinrich Hussmann">Albert Hinrich Hussmann</a> - <i><a href="//commons.wikimedia.org/wiki/Category:Parsifal" title="Category:Parsifal">Parzifal</a></i>, c. 1914
<a href="//commons.wikimedia.org/wiki/Category:Albert_Hinrich_Hussmann" title="Category:Albert Hinrich Hussmann">Albert Hinrich Hussmann</a> (1874-1946)
<a rel="nofollow" class="external text" href="https://digi.ub.uni-heidelberg.de/diglit/gbk1914/0336">Grosse Berliner Kunstausstellung 1914, Katalog</a>