Portrait of <a href="https://en.wikipedia.org/wiki/cs:Adolf_%C4%8Cern%C3%BD" class="extiw" title="w:cs:Adolf Černý">Adolf Černý</a> (1864 - 1952), Czech poet and professor of Slavonic studies.
<a href="https://cs.wikipedia.org/wiki/Josef_Fiedler" class="extiw" title="cs:Josef Fiedler">Josef Fiedler</a> (1866–1937), working under the name of his father Hynek Fiedler (1836 - 1870)
<a rel="nofollow" class="external text" href="http://archiv.ucl.cas.cz/index.php?path=SvetozorII/26.1892/29/347.png">Světozor, year 1892, issue 29</a>, digitized by Czech Academy of Sciences