Mongolie et pays des Tangoutes

First French edition illustrated with 4 folding maps and 42 engravings in-text and hors-texte.
Half-green shagreen binding. Spine with false raised bands, decorated. Blind-ruled frame on boards. Gilt edges. Light rubbing. Some pale scattered foxing.
The author, a Polish naturalist and officer in the Russian army, was commissioned by the Russian Geographical Society and the Ministry of War to undertake a scientific expedition to Central Asia from 1870 to 1873, in regions that were completely unknown until then.