Detail of <a href="//commons.wikimedia.org/wiki/File:1794_Rocque_Wall_Map_of_Ireland_-_Geographicus_-_Ireland2-rocque-1794.jpg" title="File:1794 Rocque Wall Map of Ireland - Geographicus - Ireland2-rocque-1794.jpg">1794 Rocque Wall Map of Ireland</a> showing scales of English and <a href="https://en.wikipedia.org/wiki/Irish_mile" class="extiw" title="en:Irish mile">Irish miles</a>
<a rel="nofollow" class="external free" href="http://www.geographicus.com/mm5/cartographers/rocque.txt">http://www.geographicus.com/mm5/cartographers/rocque.txt</a>
1794
Original source - <a rel="nofollow" class="external free" href="https://www.geographicus.com/P/AntiqueMap/Ireland2-rocque-1794">https://www.geographicus.com/P/AntiqueMap/Ireland2-rocque-1794</a>