O'Hara, C. W. <br/><br/>
An introduction to projective geometry 
<label>/ by </label> O'Hara, C. W. 
<label>;</label> Ward, D. R. 
 - London  O.U.P.  1949 
 - ix,298p.  ill.  22cm. 
<br/><br/>L 
<br/><br/><label>Dewey Class. No.: </label>516.57  / O