Whitney, J.D. <br/><br/>
Geographical and geological surveys 

 - Cambridge  Welch, Bigelow and Company  1875 
 - 96 p. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>LEVANTAMIENTO GEOLOGICO
<br/><br/><label>Universal Decimal Class. No.: </label>A/526.9/W55