Sylwan, Vivi <br/><br/>
Investigation of Silk from Edsen-gol and Lop-nor and a Survey of Vegetable Material 

 - Stockholm  Sino-swedish Exp.  1949 
 - x,180p.,27pls,front 
 - Sino-swedish Expendition 32 .
<br/><br/><label>Subjects--Topical Terms: </label><br/>V4961:70M73
<br/><br/><label>Dewey Class. No.: </label>V4961:70M73  / H9