Sheffield Charles. <br/><br/>
Earth Watch : a survey of the world from spaee.// 
Sheffield, Charlse. 
 - New York.  Macmillan  1981 
 - 160p 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Earth - Photography from Space. Geological, Topography.
<br/><br/><label>Dewey Class. No.: </label>REF 526.9825 SHE