various geographical elements in the natural organic system of 
the Duab of Turkestan (or Land between the two Rivers) 
between the Oxus and the Jaxartes, the information being strung 
on the thread of an interesting story of travel and mountain 
exploration. The author was at great pains to obtain typical 
views of physical features such as mountains, valleys, and glaciers, 
and also of vegetation, village life, and architecture; and there 
are many diagrams for a clearer understanding of the text. 
e book is especially suitable for colleges, libraries, and 
schools, and for all students or teachers of physical geography 
and natural science. 
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