International audienceThis communication intends to question the contribution of digital humanities in the valorization of geological heritage. By returning to the choices that have led to the creation and launching of the Geological notebooks of Philippe Glangeaud website, we'll show that, beyond the access to digitized documents, the consultation of the online corpus is the vector of a new understanding of the geologist's scientific method. In this beginning of the twentieth century, Philippe Glangeaud attests the change of practices that moves Geology from the realm of naturalistic description to the one of modern science, with its requirements of quantification and publications.If the placing of this research data online reveals an inva...