GORDON, Thomas Edward (1832-1914). The Roof of the World being the Narrative of a Journey over the High Plateau of Tibet to the Russian Frontier and the Oxus Sources on Pamir, Edinburgh: Edmonston and Douglas, 1876. Large 8° (256 x 180mm.). Half title, 24 lithographed plates, 4 printed in colours, one folding, folding lithographed map at the end, illustrations. (Occasional very light staining at margins). Original green pictorial cloth gilt. (Extremities lightly rubbed, bumped). FIRST EDITION.