Purves Frederick    etc <br/><br/>
Focal encyclopedia of photography 
Purves Frederick    etc 
 -  1957 
<br/><br/><label>Standard No.: </label>31725 
<br/><br/><label>Source: </label> Reference Collections 
<br/><br/><label>Subjects--Topical Terms: </label><br/>INDUSTRIAL ARTS
<br/><br/><label>Dewey Class. No.: </label>M95k, J7(RR)