NO. 15 



SMITHSONIAN EXPLORATIONS, I92I 



37 



Fig. Tp. — A typical valley at Nanking, China, showing intensive cultivation. 

 There is a fish pond in the left foreground. The hills on each side of the 

 valley are covered with grass, much of which will be cut and used for fuel. 



Fig. 38. — A ricksha party just after passing out through one of the main 

 of Nanking China. The city wall is about 50 feet high. 



?ates 



