Physics demonstration experiments  
ed. by  Harry F Meiners 
 - New York :   Ronald Press Co.,  ©1970. 
 - various p.  29 p. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>      Physics;Physique 
<br/><br/><label>Dewey Class. No.: </label>530  / MEI