Younghusband, Francis Edward.
The heart of a continent, commemorating the fiftieth anniversary of his journey from Peking to India by way of the Gobi desert and Chinese Turkestan, and across the Himalaya by the Mustagh pass. (London : J. Murray, 1937). [Beijing].
https://archive.org/stream/heartofcontinent00youn#page/n7/mode/2up.
(Youn1)
Travel and Legation Accounts