... Western Caucasus glaciers

Bush, Nikolai Adolfovich (1869-1941).... Glaciers of the Western Caucasus / N.A.Bush.- St. Petersburg: Type.Imp.Acad.Sciences, 1905. - [4], II, 134, [3] p., [12] l.Il.;25. - (Notes of the Imperial Russian Geographical Society for General Geography; T. 32, No. 4 and the last. Ed. Ed. D. Chl. Yu.M. Shokalsky).-Extra.Tit.l.On Fr.Yaz..Electronic Source: PB