Triangulation in mesopotamia and Persia / 
Survey of India. 
 - Dehra Dun :  Survey of India,  1931. 
 - [ca. 6 p.] ;  28 cm. 
<br/><br/>Library has sheets: IH & L (Sauj balagh and Sakiz), 1931 
<br/><br/><label>ISBN: </label>(N.A.) :  (N.A.) 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Surveying--India.<br/>Mesopotamis and Persia--Triangulation.<br/>Geometry Mesopotamis and Persia.
<br/><br/><label>Dewey Class. No.: </label>IH 526.3309567