Note 9 — Chapter XXI · GEOGRAPHICAL
Reading edition
Herrmann Abich, Geologische Forschungen in den kauk. Ländern, Vienna, 1882 and 1887, part ii. pp. 20–21, part iii. p. 81. ↑
Reading edition
Herrmann Abich, Geologische Forschungen in den kauk. Ländern, Vienna, 1882 and 1887, part ii. pp. 20–21, part iii. p. 81. ↑