Calendar icon from <a href="https://en.wikipedia.org/wiki/The_Noun_Project" class="extiw" title="w:The Noun Project">The Noun Project</a>.
<a rel="nofollow" class="external text" href="http://thenounproject.com/driskell/">Nathan Driskell</a>
2012
<a rel="nofollow" class="external text" href="http://thenounproject.com/noun/calendar/#icon-No1194">The Noun Project</a>