Durell, Clement V. <br/><br/>
Advanced trigonometry / 
by C. V. Durell and A. Robson 
 - London :  G. Bell and Sons,  1934 
 - viii, 335 :  ill. ;  19 cm. 
<br/><br/> "First published 1930. Reprinted 1934" 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Trigonometry
<br/><br/><label>Dewey Class. No.: </label>514