Richtmyer, F. K.  1881-1939. <br/><br/>
Introduction to modern physics, 
by F.K. Richtmyer ... and E.H.  Kennard ... 
 - 4th ed. 
 - New York,  London,  McGraw-Hill book company, inc.,  1942. 
 - xv, 723 p. incl. illus., tables, diagrs.  2 pl. on 1 l.  23 cm. 
 - International series in physics; L.A. DuBridge, consulting editor .
 - International series in physics. .
<br/><br/>Bibliographical foot-notes. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Physics.
<br/><br/><label>LC Class. No.: </label>QC21  / .R53 1947