Swanson, Larry W. <br/><br/>
Topographic manual / 
By l. w. swanson [of the] u. s. coast and geodetic survey 
 - volúmenes 
 - Special publication / coast and geodetic survey ;  no. 249 .
<br/><br/><label>Subjects--Topical Terms: </label><br/>Levantamiento topográfico
<br/><br/><label>LC Class. No.: </label>TA590  / S93