O'Connor B E <br/><br/>
Your camera and its parts 

 - London, UK  Bernards (Publishers) Ltd.  1948 
 - 68p. 
<br/><br/><br/>Bernards photographic manuals 
<br/><br/><label>Source: </label>Textual 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Teaching Technique