Shopware <br/><br/>
Electrical components Part I: resistors, batteries and switches, 22min [DVd video] 

 - NJ  Films Media group  2006 
 - electricity and electronics .
<br/><br/> CD/DVD 
<br/><br/>avionics 
<br/><br/><label>Subjects--Personal Names: </label><br/>films for the huminities & sciences ; cambridge educational ; meridian education
<br/><br/><label>Dewey Class. No.: </label>80285