Universität Helmstedt / University of Helmstedt; Kupferstich / copper engraving of <a href="//commons.wikimedia.org/wiki/Matth%C3%A4us_Merian" title="Matthäus Merian">Matthäus Merian</a>, 1654
Matthäus Merian; scanned and uploaded by <a href="https://de.wikipedia.org/wiki/User:Times" class="extiw" title="de:User:Times">Times</a>
Self-scanned