Howell, Benjamin F. (Benjamin Franklin), 1917- <br/><br/>
Introduction to geophysics 
Benjamin F. Howell 
 - New York  McGraw-Hill Book  1959 
 - 399 p. : ill. ; 24 cm. 
<br/><br/>Includes bibliography. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Geophysics