Hyde, Margaret O <br/><br/>
Bhumiym, Akasavum 

 - 
 - Kottayam  Manorama  1963 
 - 186 p.   
<br/><br/>  Illus. by Clifford N Geary 
<br/><br/><label>ISBN: </label>
<br/><br/><label>ISSN: </label>
<br/><br/><label>Subjects--Index Terms: </label>Science  Chemistry  Physics  Optics  Biophysics  Astrophysics  Nuclear physics  Radioactivity  Quantum theory  Mechanics  Hydrostatics  Thermodynamics 
<br/><br/><label>Dewey Class. No.: </label>523.2=M