For earth's sake  the life and times of David Brower /  [videorecording] : 
producer/writer/editor, John de Graaf 
 - Oley, PA :  Bullfrog Films,  1989 
 - 1 videocassete (58 min.) :  sd., col. ;  1/2 in. 
<br/><br/> Copy in DVD Format 
<br/><br/>Director of photography, Tom Speer ; associate producer, Carolyn Gates  Director of photography, Tom Speer ; associate producer, Carolyn Gates 
<br/><br/>Narrator: Leila Gorbman 
<br/><br/> A portrait of David Brower, America's leading environmentalist. He was instrumental in establishing some of America's most spectacular national parks 
<br/><br/><br/>VHS Format 
<br/><br/><label>ISBN: </label> RM 750.00 
<br/><br/><label>Subjects--Personal Names: </label><br/>Brower, David Ross, 1912-2000 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Conservation of natural resources<br/>Environmentalists