1960: Harper and Row.
Hardcover. Near Fine in a Very Good dust jacket. 222 pp, illustrated with photos and maps. Undated early reprint of the U.S. edition. Mild toning to spine ends, else fine. Dust jacket also lightly tone, with a few tiny chips. Account of the first Swiss ascent of Everest and first ever ascent of Lhotse. Neate E11.