Brough, Bennett Hooper,  1860-1908, <br/><br/>
A trataise on min-surveying / 
by Bennet H. Brough 
 - 9th ed.  rev. 
 - xvi, 367 páginas 
 - On cover : Grifin's .
<br/><br/><label>Subjects--Topical Terms: </label><br/>Topografía de minas
<br/><br/><label>LC Class. No.: </label>TN273  / B76 1902