Stewart,Balfour <br/><br/>
The Conservation of Energy : Being an Elementary Treatise On Energy and its Laws 

 - London.  C.Kegan Paul  co  1878 
 -  XV,180p,40pl, 18   260:  Fourth cm 
<br/><br/> The International Scientific Series 
<br/><br/><label>Universal Decimal Class. No.: </label>12O6