Earth :  Mapping the earth. 

 - [sl.] :  Discovery Channel School,   2005. 
 - 1 videodisc (DVD): sound, colored;  4 3/4 in. 
<br/><br/><label>Subjects--Topical Terms: </label>
<br/><br/><label>Dewey Class. No.: </label>DVD 550 Ea767 2005