CANDOLLE, Bertrand de. 1929 — 1999. Swiss, probably Catholic Missionary. Musée d’ethnographie de Génève has Indian material donated by him and the page https://popups.uliege.be/0457-4184/index.php?id=201&lang=en gives name, life years and connection with the same museum (without mentioning India or his profession).

Publications: “Contribution à l’étude des Nahals (Inde)”, Anthropos 56, 1961, 750-788.

Sources: No further details found.