Author: TEILHARD DE CHARDIN, Pierre.:
Title: Etude géologique sur la région de Dalai-Noor. [Mém. Soc. Géol. France, N.S., 7.]
Description: Paris 1926. Folio, 32.5cm. Pp. 56, 3 folding coloured geological maps of area along itinerary, 24 photos of secenery and outcrops on 2 plates, 21 figures in text, notes & references. Original printed wrappers, uncut. Some very light browning along edges due to paper quality, good otherwise. - Mongolia.

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