Published <span class="entry-date"><time class="entry-date" datetime="2013-04-11T10:25:40+02:00">11. April 2013</time></span> at <a href="https://www.klangspiegel.de/wp-content/uploads/2013/04/trautonium-neu.jpg">500 × 315</a> in <a href="https://www.klangspiegel.de/trautonium/neues-mixturtrautonium" rel="gallery">Das neue Mixturtrautonium</a>