Jeffreys, Harold <br/><br/>
The analysis of gravity 

 - Cambridge, Mass. :  Smithsonian Institution,  1961 
 - 12 p 
 - Smithsonian Institution. Astrophysical Observatory. SAO special report ;  no. 79 .
<br/><br/><label>Subjects--Topical Terms: </label><br/>Earth--Gravity
<br/><br/><label>LC Class. No.: </label>TL796 A1 S6 no. 79