Columbia subject headings:
Asia, Central--Description and travel.
China, Northwest--Description and travel.
Daigo, Kinji--Travel--Asia, Central.
Daigo, Kinji--Travel--China, Northwest.
Harvard subject headings:
Asia, Central--Description and travel.
China, Northwest--Description and travel.
Daigo, Kinji--Journeys--Asia, Central.
Daigo, Kinji--Journeys--China, Northwest.
Princeton subject headings:
Asia, Central--Description and travel.
China, Northwest--Description and travel.
Daigo, Kinji--Journeys--Asia, Central.
Daigo, Kinji--Journeys--China, Northwest.
Silk Road--Description and travel.