The mission set out from Rawalpindi to Leh "via" Murree. The mission travelled past the Pangong Lake, Changchenmo and Karakash Valley onto Shahidulla and finally to Yarkand. They reached Kashgar in December 1873. On March 17, 1874 they began the return journey. They were to visit the Pamir and Afghanistan areas but could not do so due to the political situation and returned to India via Ladakh. On June 16, 1874 he had severe headaches as they crossed the Karakoram pass (5580 m). That night, he wrote...