Salmon George <br/><br/>
Treatise on conic selections 

 - 6 
 -  1954 
 - p.  cm. 
<br/><br/><label>Standard No.: </label>24690 
<br/><br/><label>Source: </label> Textual 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Geometry-Plane
<br/><br/><label>Dewey Class. No.: </label>B622:2, J4