Stone slab from Roovesmore Rath, roughly rectangular, inscribed along sides with Ogham letters. <a rel="nofollow" class="external text" href="http://www.ucl.ac.uk/archaeology/cisp/database/stone/rovmo_3.html">CISP ROVMO/3</a>.
<a href="//commons.wikimedia.org/wiki/User:BabelStone" title="User:BabelStone">BabelStone</a>
<span class="int-own-work" lang="en">Own work</span>