Jeffreys, Harold,  Sir,  1891- <br/><br/>
Methods of mathematical physics/ 
by Sir Harold Jeffreys and Bertha Swirles, Lady Jeffreys. 
 - 3rd ed. 
 - Cambridge, UK:  University Press,  1956. 
 - 714 p.:  illus.,  27 cm. 
<br/><br/> Includes most of Harold Jeffreys' "Operational methods in mathematical physics" and "Cartesian tensors." Cf. Pref. to the lst ed. 
<br/><br/><label>LCCN: </label>56003241 /L 
<br/><br/><label>Nat. Bib. No.: </label>GB56-2613 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Mathematics.<br/>Mathematical physics.
<br/><br/><label>Dewey Class. No.: </label>530.15  / J46m