| Émile Rivière - Prehistory | Exploring the upper network (XIXth century) |
| Armand Gautier - Chemist and academician | Identified brushite deposits (1879) |
| M. Guerret - Teacher | Discovered the engravings (1927) |
| Abbé Denis Cathala - Speleologist | Exploring the Lower Network (1948) |
| Denis Vialou - Prehistory | Studyed parietal engravings |
| Louis Barral et Suzanne Simone - Archeospeleologists | Searches (1971–1991) |
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