<i>opus magnum</i> - Book illustration of Johann Daniel Mylius, <i>Anatomia Auri, sive Tyrocinium Medico-Chymicum</i>.
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<dl><dd>Self-scanned <a href="//commons.wikimedia.org/wiki/User:Mattes" title="User:Mattes">User:Mattes</a></dd></dl>
Alexander Roos: <i>Alchemie &amp; Mystik</i>, Taschen, 2007, Köln u.a.: TASCHEN, <a href="//commons.wikimedia.org/wiki/Special:BookSources/978-3-8228-5035-0" title="Special:BookSources/978-3-8228-5035-0">ISBN 978-3-8228-5035-0</a>, p. 260