Oswald, Felix, 1866-1958Covers northern portion of the Caucasus.; Relief shown by spot heights.; Accompanied by: Explanatory notes to accompany the geological map of the Caucasus (16 pages ; 22 cm.).38 x 128 centimetersJPEGUMN_ALMA:9936480630001701engDulau & Co (London)PublicA geological map of the CaucasusMapsCaucasus1914University of Minnesota