 He acquired aid from Gendün Chöphel in studying Dunhuang manuscripts.The Tibetological career of Jacques Bacot began from a round the world trip which he made in 1904 and from an expedition to Tibet in 1906, starting from Tonkin, in the course of which he followed a pilgrimage route which must have put him in intimate contact with the religious life of Tibet.After his return to France in 1908, he devoted himself to the study of Tibetan with Sylvain Lévi.