Enigmatic scale (reverse)
<a href="//commons.wikimedia.org/wiki/User:T.seppelt" title="User:T.seppelt">T.seppelt</a>
2015-06-17
<span class="int-own-work" lang="en">Own work</span>, based on <a href="//commons.wikimedia.org/wiki/File:Scala_enigmatica.svg" title="File:Scala enigmatica.svg">File:Scala enigmatica.svg</a>