Elkana, Yehuda, <br/><br/>
The discovery of the conservation of energy / 
Yehuda Elkana ; with a foreword by I. Bernard Cohen. 
 - London :  Hutchinson Educational,  1974. 
 - x, 213 p. ; 
<br/><br/><label>ISBN: </label>ISBNSc1594 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Force and energy.
<br/><br/><label>Dewey Class. No.: </label>531.62  / Di