Kossuth's memorial days in Aggtelek and Jósvafő with Hubert Kessler (the photo made in Aggtelek)
Unknown author<span style="display: none;">Unknown author</span>
CC BY-SA 3.0
Székely Kinga: KESSLER HUBERT a barlangkutató. ANPI Jósvafő, 2008. <a href="//commons.wikimedia.org/wiki/Special:BookSources/978-963-87082-6-7" title="Special:BookSources/978-963-87082-6-7">ISBN 978-963-87082-6-7</a> Transferred from <span class="plainlinks"><a class="external text" href="https://hu.wikipedia.org">hu.wikipedia</a></span> to Commons.