Sears, Francis Weston  1898- <br/><br/>
Mechanics, heat and sound. 

 - Reading, Mass. :  Addison-Wesley publishing co,  1950. 
 - 589 p. 
 - Principles of physics series .
 - Principles of physics series .
<br/><br/><label>Subjects--Topical Terms: </label><br/>MECANICA
<br/><br/><label>Universal Decimal Class. No.: </label>531