Sohon F W <br/><br/>
Stereographic projection 

 -  1941 
 - p.  cm. 
<br/><br/><label>Standard No.: </label>24354 
<br/><br/><label>Source: </label> Textual 
<br/><br/><label>Dewey Class. No.: </label>B6:7, H1