Martin Davidson <br/><br/>
Elements of Mathematical Astronomy  With a Breef Exposition of Relativity 
Martin Davidson 
 - 2nd 
 - London  Hutchingson's Scient.and Technical Publ.  1949 
 - 224 p.fig. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Astronomy
<br/><br/><label>Subjects--Index Terms: </label>Mathematical Astronomy 
<br/><br/><label>Dewey Class. No.: </label>B101D26f307