<li>Illustration XVIII (<a idref="sect314">Section 314</a>)</li>
<li>Illustration XIX (<a idref="sect329">Section 329</a>)</li>
<li>Illustration XX (<a idref="sect346">Section 346</a>)</li>
<li>Illustration XVIII (<a idref="sect314">Section 314</a>)</li>
<li>Illustration XIX (<a idref="sect329">Section 329</a>)</li>
<li>Illustration XX (<a idref="sect346">Section 346</a>)</li>