Topographic drafting 

 - Washington, D.C.  Government Printing Office  1940 
 - 303 p.  ilus. 
 - Technical Manual  n.5-230 .
<br/><br/><label>Subjects--Topical Terms: </label><br/>DIBUJO TOPOGRAFICO<br/>TOPOGRAFIA
<br/><br/><label>Universal Decimal Class. No.: </label>526.98/E92