Barrows William E <br/><br/>
Light, photometry and illuminating engineering 
by Barrows William E 
 -  1951 
 - p.  cm. 
<br/><br/><label>Standard No.: </label>74480 
<br/><br/><label>Source: </label> Textual 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Electrical engineering
<br/><br/><label>Dewey Class. No.: </label>D66:5, J1