Steffens, Bradley. <br/><br/>
Photography :  preserving the past / 
[by] Bradley Steffens. 
 - San Diego, CA :  Lucent,  1991. 
 - 96 p. :  ill. 
 - The Encyclopedia of discovery and invention .
<br/><br/>Includes bibliographical references. 
<br/><br/> Examines the history & development of photography and its technology and the role of photography in documenting current history. 
<br/><br/><label>ISBN: </label>1560062126 
<br/><br/><label>LCCN: </label>91015570 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Photography--History.
<br/><br/><label>Dewey Class. No.: </label>770.9