Parallel horizontal water courses for route diagram templates
<span class="int-own-work" lang="en">Own work</span>
2013-08-11
based on <a href="//commons.wikimedia.org/wiki/File:BSicon_-WASSERq.svg" title="File:BSicon -WASSERq.svg">BSicon -WASSERq.svg</a> and <a href="//commons.wikimedia.org/wiki/File:BSicon_WASSERq-.svg" title="File:BSicon WASSERq-.svg">BSicon WASSERq-.svg</a>