<a href="https://de.wikipedia.org/wiki/Theodor_Wiegand" class="extiw" title="de:Theodor Wiegand">Theodor Wiegand</a>
Unknown author<span style="display: none;">Unknown author</span>
1901
Original uploader was <a href="https://de.wikipedia.org/wiki/User:Rdb" class="extiw" title="de:User:Rdb">Rdb</a> at <a class="external text" href="https://de.wikipedia.org">de.wikipedia</a>. (<span lang="en" dir="ltr">Original text: <i><bdi lang="">unbekannt</bdi></i></span>).