Title: Si chou zhi lu ren kou yan jiu
Description: Ben shu gong fen ba zhang, nei rong han gai liang Han shi qi si chou zhi lu de ren kou wen ti, Wei Jin Nan Bei chao shi qi si chou zhi lu; Sui Tang shi qi si chou zhi lu de ren kou wen ti; Wu dai, Song shi qi si chou zhi lu ren kou wen ti; Yuan chao shi qi si chou zhi lu de rou kou wen ti deng.
Subjects: Population, History
Places: Northwest China, Silk Road, Central Asia