Portrait of <a href="https://en.wikipedia.org/wiki/Baron_d%27Holbach" class="extiw" title="w:Baron d'Holbach">Baron d'Holbach</a> (1723-1789)
<bdi><a href="https://en.wikipedia.org/wiki/en:Louis_Carrogis_Carmontelle" class="extiw" title="w:en:Louis Carrogis Carmontelle"><span title="French painter (1717-1806)">Louis Carrogis Carmontelle</span></a>
</bdi>
Hartmut Harthausen, Hans Mercker, Hans Schröter: <i>Paul Thiry von Holbach: Philosoph der Aufklärung, 1723–1789.</i> Pfälzische Landesbibliothek, Speyer 1989