Mandell , Muriel  <br/><br/>
Physics experiments for children : 

 - Dover :  New York ;  1959. 
 - 96p ; 22cm .  01 
 - 2024-07-15 
<br/><br/><label>ISBN: </label>0486220338 
<br/><br/><label>Nat. Bib. No.: </label>0009950 
<br/><br/><label>Nat. Bib. Agency Control No.: </label>MAN 
<br/><br/><label>Universal Decimal Class. No.: </label>530