National Geographic : 1943 May
Chinese Porters Plodding from Yachow to Tatsienlu Carry Parasols for Protection from the Sun Over this route passed the ancient trade between Peiping and Lhasa (page 627). The trail is narrow and traffic light, forvillages arefewand farbetween. Here the Expedition's men are moving along a stretch of new road where there is danger of sudden slides. Older parts aremuch safer.