Gurley, William <br/><br/>
Gurley manual of surveying instruments 

 - 49a ed. 
 - New York  s.e.  1942 
 - 158 p.  ilus. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>INSTRUMENTOS TOPOGRAFICOS
<br/><br/><label>Universal Decimal Class. No.: </label>A/526.91/G94