Map of the castles in Bonfeld (today a district of <a href="https://en.wikipedia.org/wiki/Bad_Rappenau" class="extiw" title="w:Bad Rappenau">Bad Rappenau</a>, Germany), drawn in 1775 by J. C. Waydelin (according to the information given in the Heimatbuch <i>Bonfeld</i> (Bad Rappenau 2000), page 133).
J. C. Waydelin (original map); scanned by <a href="//commons.wikimedia.org/wiki/User:Aristeas" title="User:Aristeas">Aristeas</a>
Scanned from the reproduction in the Heimatbuch <i>Bonfeld</i> (Bad Rappenau 2000), page 132, fig. 90