Aus den Hochregionen des Kaukasus : Wanderungen, Erlebnisse, Beobachtungen /
Merzbacher, Gottfried,1843-1926.
Leipzig : Duncker & Humblot,
1901.
With 3 folded maps, contained in pockets at front and rear of v. 1 and rear of v. 2.
Petrology
Glaciers
Physical geography