Ground plan of P1 by W. G. Wood-Martin as published in his article <i>The Rude Stone Monuments of Ireland (Continued).</i> The Journal of the Royal Historical and Archaeological Association of Ireland, Fourth Series, 7, no. 68/69 (1886): 539–95. Original caption:<br>Fig. 2.—No. 1 Monument, Carrowmore. Ground Plan. (Scale, 20 feet to 1 inch.)
William Gregory Wood-Martin (1847–1917) (see <a rel="nofollow" class="external text" href="http://catalogue.nli.ie/Record/vtls000132150">NLI record</a>)
1886
<a rel="nofollow" class="external text" href="https://archive.org/download/journal02irelgoog/journal02irelgoog.pdf">p. 540 of W. G. Wood-Martin, <i>The Rude Stone Monuments of Ireland (Continued).</i> The Journal of the Royal Historical and Archaeological Association of Ireland, Fourth Series, 7, no. 68/69 (1886): 539–95</a>; this image was extracted from the PDF (page number 632), the white background was made transparent, and the format was converted to PNG.