Along Sining River Valley. A …
Along Sining River Valley. De…
Along Sining River Valley. Bo…
Tsinghai or Koko Nor. An Obo.…
Tsinghai or Koko Nor. Working…
Tsinghai or Koko Nor. Looking…
In the Great Hsia. A barren s…
In the Great Hsia. A Tsinghai…
In the Great Hsia. Exterior […
Through the Great Hsia. The S…
Through the Great Hsia. Our i…
Through the Great Hsia. After…