This is n° 1768, D3 in J. Vercruysse, Bibliographie descriptive des imprimés du baron d’Holbach. Nouv. éd. revue et augmentée (Paris, Garnier, 2017, p. 104). The ornaments are typical of those used by Rey. The book is bound with the Dialogues sur l’âme par les interlocuteurs en ce temps-là (no place of publication,1771), though the two works are separate, and were not issued together. As far as we can see from the digit. of the BNF, this ed. of the Dialogues sur l’âme seems the same as the one included in a volume entitled Pièces philosophiques (no place of publication, 1771) which, typographically, is also characteristic of Rey's productions (
https://gallica.bnf.fr/ark:/12148/bpt6k6568409n). Rev. by D. Adams, D. Droixhe, A. Piette.