Copperfield, David <br/><br/>
How to build a 12 volt Nicad battery charger 
by David and Barbara Copperfield 
 - Rough and Ready  Well-Being Productions  c1983 
 - 12 p 
 - Electrical independence booklets  9 .
<br/><br/><label>Subjects--Topical Terms: </label><br/>Battery chargers