Signature of <a href="https://en.wikipedia.org/wiki/Emil_Bessels" class="extiw" title="w:Emil Bessels">Emil Bessels</a>
Emil Bessels
Gutenberg-DE, <a rel="nofollow" class="external text" href="http://gutenberg.spiegel.de/autor/emil-bessels-1048">Emil Bessels</a>