| Comte Murat - Member of Parliament for Lot | Increased entry into the 1850s. |
| Armand Viré - Prehistory | Codiscoverer of paintings in 1920. |
| Chanoine Albe - Researcher | Participated in the discovery of the works. |
| Abbé Lemozi - Curé de Cabrerets | Codiscoverer, confused Marcenac with Pech Merle. |
| Jacques Jaubert - Expert in prehistory | Propose a date to the Gravettien. |