Walker, J <br/><br/>
Light from the sky 
J. Walker                                                    
 - San Francisco  W. H. Freeman  1980 
 - 78p. 
<br/><br/><label>ISBN: </label>0-7167-1221-0 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Meteorological optics- collected works
<br/><br/><label>Universal Decimal Class. No.: </label>551.594  / WAL