-36"><span>References<a class="copiable-link" href="#References-36"> &para;</a></span></h4>

<p>For some photos of Methuselah Walk see
<a class="url" href="https://web.archive.org/web/20110523225828/http://www.ltrr.arizona.edu/~hallman/sitephotos/meth.html">https://web.archive.org/web/20110523225828/http://www.ltrr.arizona.edu/~hallman/sitephotos/meth.html</a>.
</p>
<h4 class="subsubheading" id="Examples-67"><span>Examples<a class="copiable-link" href="#Examples-67"> &para;</a></span></h4>

<div class="exam