Perkins, Henry A.  b. 1873. <br/><br/>
College physics / 
by Henry A. Perkins ... 
 - 1st. ed. 
 - New York,  Prentice-Hall, inc.,   1938  
 - ix, 830 p. incl. illus., tables, diagrs. :   col. front.  24 cm. 
<br/><br/> sixth printing, September, 1941. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>FÍSICA
<br/><br/><label>Universal Decimal Class. No.: </label>53