Heavens, O. S. <br/><br/>
Lasers 
[by] O. S. Heavens. 
 - New York,  Scribner  [1971] 
 - 159 p.  illus.  23 cm. 
<br/><br/>Bibliography: p. 156. 
<br/><br/><label>ISBN: </label>0684133997 
<br/><br/><label>LCCN: </label>73002053  
<br/><br/><label>Subjects--Topical Terms: </label><br/>Lasers.
<br/><br/><label>LC Class. No.: </label>TA 1675 .H4 1971  / .H4 1971b 
<br/><br/><label>Dewey Class. No.: </label>535.5/8